* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

@font-face {
    font-family: sora-thin;
    src: url(../sora-3/Sora-Thin.ttf);
}

@font-face {
    font-family: sora-extra-light;
    src: url(../sora-3/Sora-ExtraLight.ttf);
}

@font-face {
    font-family: sora-light;
    src: url(../sora-3/Sora-Light.ttf);
}

@font-face {
    font-family: sora-regular;
    src: url(../sora-3/Sora-Regular.ttf);
}

@font-face {
    font-family: sora-semibold;
    src: url(../sora-3/Sora-SemiBold.ttf);
}

@font-face {
    font-family: sora-bold;
    src: url(../sora-3/Sora-Bold.ttf);
}

@font-face {
    font-family: sora-extrabold;
    src: url(../sora-3/Sora-ExtraBold.ttf);
}

a {
    text-decoration: none;
}

:root {
    /* *********color************ */
    --white-color: #ffffff;
    --blue-color: #09283B;
    --light-yellow: #FDB168;
    --light-grey: #747E84;
    --dark-yelllow: #F07905;
    --black-color: #000000;
    --darker-yelllow: #d87008;
    /* ***********font********** */
    --sora-thin: sora-thin;
    --sora-extra-light: sora-extra-light;
    --sora-light: sora-light;
    --sora-regular: sora-regular;
    --sora-semibold: sora-semibold;
    --sora-bold: sora-bold;
    --sora-extrabold: sora-extrabold;
}

/* ***********navbar********** */
nav {
    display: flex;
    /* justify-content: right; */
    align-items: center;
    padding-left: 6%;
    /* width: 100%;
    position: fixed;
    z-index: 1000; */
    /* background-color: var(--white-color); */
    justify-content: space-between;
    /* transition: .5s ease-in-out; */
}
.fixed{
    z-index: 100000;
    background: var(--white-color);
    position: fixed;
    width: 100%;
    transform: translateY(-100%);
}
.show{
    transform: translateY(0);
    transition: .6s ease-in-out !important;
}
/* logo */
nav .logo{
    width: 8%;
}
nav .logo img{
    width: 100%;
}
nav ul {
    display: flex;
    gap: 3rem;
    color: var(--light-yellow);
    align-items: center;
}

nav li {
    padding: 1.8rem 0;
    font-size: 93%;
}

li a {
    position: relative;
    left: 10px;
    font-family: var(--sora-semibold);
}
.active-link{
    color: var(--dark-yelllow);
}

.home-link,
.contact-us-link,
.about-home-link {
    list-style: none;
}

.contact-us-link {
    background-color: var(--blue-color);
    padding: 1.8rem 3rem;
    font-size: 105%;
}

.contact-us-link a {
    color: white;
    left: 0;
}

/* .home-link a {
    color:var(--dark-yelllow);
} */

nav li a {
    color: var(--black-color);
}

nav li a:hover{
    color:var(--dark-yelllow);
}

.navbar-toogle {
    display: none;
}

/* Hero section */
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7),
            rgba(0, 0, 0, 0.7)),
        url(../Images/engineer-cooperation.jpg);
    position: relative;
    background-size: cover;
    /* background-position:center; */
    background-position: left !important;
    width: 100%;
}

.hero-content {
    /* height: 110vh; */
    padding: 7% 0;
    padding-left: 6%;
    padding-right: 6%;
}

.home-page .hero-content {
    padding: 15% 0 18% 0;
    padding-left: 6%;
    padding-right: 6%;
}

/* For other pages of the website - hero section */
.hero-nav{
    justify-content: left;
    padding-left: 0;
    position: relative;
    background: transparent;
    align-items: center;
    /* margin-left: -2%; */
}
.hero-nav li{
    padding: 0;
}
.hero-nav ul{
    gap: 1.5rem;
}

.about-page .hero-section,
.services-page .hero-section,
.sustainability-page .hero-section,
.blog-page .hero-section{
    background-position: center;
}
.about-page .hero-section h1,
.services-page .hero-section h1,
.sustainability-page .hero-section h1,
.blog-page .hero-section h1{
    margin-top: 7%;
}

.hero-nav ul {
    list-style: none;
    align-items: center;
    position: relative;
}
.hero-nav li{
    font-size:105%;
     
}
.hero-nav li::before{
    content: ".";
    font-size: 450%;
    padding-right: 1.5rem;
    color: var(--dark-yelllow);
    align-items: center;
    }
.hero-nav .about-home-link::before{
    content: ".";
    font-size: 450%;
    margin-left: -12px;
    padding-right: 0;
    color: transparent;
    /* display: none; */
}
.hero-nav li a{
    color: var(--white-color);
    font-family: var(--sora-semibold);
    left: 0;
}
/* End of code */

.hero-text {
    width: 45%;
}

.hero-text h1 {
    font-size: 410%;
    color: var(--white-color);
    font-family: var(--sora-semibold);
}

.hero-text p {
    font-size: 110%;
    color: var(--white-color);
    margin-top: 6%;
    font-family: var(--sora-regular);
}

/* **************for all buttons*************** */
button {
    padding: 1.1rem 4.5rem;
    background: var(--dark-yelllow);
    color: var(--white-color);
    font-size: 120%;
    border: none;
    margin-top: 7%;
    border-radius: 5px;
    font-family: var(--sora-light);
}

button:hover {
    background-color: var(--darker-yelllow);
}

.hero-numbers {
    display: flex;
    gap: 2rem;
    color: var(--white-color);
    align-items: center;
    margin-top: 7%;
    font-family: var(--sora-light);
}

.hero-numbers div {
    font-size: 120%;
}

.hero-numbers-active {
    border: 1px solid white;
    width: 30px;
    align-items: center;
    display: flex;
    justify-content: center;
    height: 30px;
    border-radius: 50px;
}

.hero-absolute-box {
    position: absolute;
    right: 0;
    bottom: -4rem;
    background: var(--dark-yelllow);
    color: white;
    border-radius: 10px 0 0 6px;
    padding: 2%;
    font-size: 70%;
    min-width: 40%;
    font-family: var(--sora-light);
    display: flex;
    gap: 1rem;
    justify-content: space-between;
}

.location h4 {
    font-family: var(--sora-semibold);
    font-size: 130%;
}

.hero-absolute-box img {
    width: 52px;
}

.hero-absolute-box a {
    color: var(--white-color);
}

/* .contact-us-now,
.location {
    width: 170px;
} */

.location {
    display: flex;
    gap: 7%;
    align-items: self-start;
}

.address2 {
    margin-top: 1.5rem;
}

.phone,
.email {
    display: flex;
    align-items: center;
    gap: 7%;
}

.email {
    margin-top: 1.5rem;
}

/* ***********Glimpse section********** */
.a-glimpse-section {
    min-height: 150vh;
    display: flex;
    /* align-items: center; */
    padding-top: 6%;
    position: relative;
}

.grey-background {
    position: absolute;
    height: 100%;
    width: 20%;
    top: 0;
    background-color: rgb(244, 244, 244);
    border-radius: 0 0 13px 0;
    z-index: -1;
}

.glimpse-grid {
    /* display: flex; */
    gap: 3rem;
    align-items: center;
    /* justify-content: space-between; */
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    padding-left: 6%;
    padding-right: 6%
}

.video-div {
    background:url(../Images/close-up-metallic-wine-barrels-winery.jpg);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    /* width: 50%; */
    height: 80vh;
    border-radius: 15px;
}

.glimpse-text h2 {
    font-size: 290%;
    font-family: var(--sora-semibold);
}

.glimpse-text>p {
    font-size: 105%;
    font-family: var(--sora-light);
    margin-top: 5%;
}

/* ******Practical****** */
.range-container {
    margin-top: 10%;
}

.range-percent-flex {
    display: flex;
    justify-content: space-between;
}

.range {
    margin-top: 7%;
}

.range-percent-flex h4,
.range-percent-flex p {
    font-size: 115%;
    font-family: var(--sora-semibold);
}

.range-bar {
    width: 100%;
    background-color: #ddd;
    border-radius: 20px;
    margin-top: 3%;
}

.our-benefits {
    padding: 4px 0;
    border-radius: 20px;
    background-color: var(--dark-yelllow);
}

.range1 {
    width: 90%;
}

.range2 {
    width: 65%;
}

.range3 {
    width: 25%;
}

/* ***********values section*********** */
.values-section {
    min-height: 125vh;
    /* min-height: 125vh; */
    /* display: grid;
    grid-template-columns: 1fr 3.9fr; */
    position: relative;
}

/* Styling for left orange box */
.industry-experience-box {
    background-color: var(--dark-yelllow);
    padding: 2.2% 0 2.2% 6%;
    width: 100%;
    position: absolute;
    bottom: 0;
    color: var(--white-color);
    display: flex;
    align-items: center;
}

.industry-experience-box h2 {
    font-size: 350%;
    font-family: var(--sora-semibold);
}

.industry-experience-box p {
    font-size: 110%;
    font-family: var(--sora-light);
}

/* styling for right dark blue box */
.values-box {
    background-color: var(--blue-color);
    min-height: 100%;
    top: 0;
    width: 80%;
    height: 100%;
    display: flex;
    gap: 2rem;
    /* align-items: flex-end; */
    color: var(--white-color);
    padding: 5.5% 5% 5.5% 4%;
    position: absolute;
    right: 0;
    border-radius: 14px 0 0 15px;
}

.values-details>p {
    font-size: 135%;
    color: var(--light-grey);
    font-family: var(--sora-regular);
}

.values-details>h2 {
    font-size: 270%;
    margin-top: 3%;
    font-family: var(--sora-semibold);
}

/* List item for values */
.value-list-item {
    display: flex;
    align-items: flex-start;
    margin-top: 5%;
    gap: 1rem;
    width: 55%;
}

.value-list-item img {
    width: 5%;
}

.value-list-item h5 {
    font-size: 140%;
    font-family: var(--sora-semibold);
}

.value-list-item p {
    font-size: 110%;
    margin-top: 2%;
    font-family: var(--sora-extra-light);
}

/* Image box at the right */
.oil-image {
    width: 37%;
    height: 93%;
    position: absolute;
    right: 7.5%;
    bottom: 11%;
    background-image: url(../Images/business-concept-with-team-close-up.jpg);
    background-size: cover;
    background-position: bottom;
}

/* ************Services************* */
.services-section {
    padding: 11% 6% 6% 6%;
}

.services-section>p {
    font-size: 135%;
    color: var(--light-yellow);
    font-family: var(--sora-regular);
}

.about-gases-flex h2 {
    margin-top: 2%;
    font-size: 270%;
    font-family: var(--sora-semibold);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, auto));
    gap: 2.8rem;
    margin-top: 2.5%;
}

.service-box {
    min-height: 69vh;
    background-color: #f7f7f7;
    border-radius: 15px;
    padding: 12%;
}

.image-div {
    width: 88px;
    height: 88px;
    border-radius: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dark-yelllow);
}

.image-div img {
    width: 50%;
}

/* .service-box img {
    width: 25%;
} */

.service-box h4 {
    margin-top: 12%;
    font-size: 190%;
    font-family: var(--sora-semibold);
    color: var(--blue-color);
}

.service-box p {
    margin-top: 6%;
    font-size: 105%;
    font-weight: 100;
    font-family: var(--sora-light);
}

.service-box a {
    margin-top: 12%;
    font-size: 110%;
    color: #000000;
    font-family: var(--sora-semibold);
    display: block;
    font-weight: 600;
    text-transform: uppercase;
    text-decoration: underline;
}

.service2 {
    background-color: var(--dark-yelllow);
    color: white;
}

.service2 .image-div {
    background-color: var(--white-color);
}

.service2 h4,
.service2 a {
    color: var(--white-color);
}

/* ************testimonial section************* */
.testimonial-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
}

.blue-background {
    position: absolute;
    height: 100%;
    width: 30.1%;
    top: 0;
    background-color: var(--blue-color);
    border-radius: 0 14px 14px 0;
    z-index: -1;
}

.testimonial-grid {
    /* display: flex; */
    gap: 3rem;
    align-items: center;
    /* justify-content: space-between; */
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    padding-left: 6%;
    padding-right: 6%
}

.oil-rig-image {
    background: url(../Images/portrait-engineers-work-hours-job-site\ \(2\).jpg);
    background-size: cover;
    background-position: center;
    /* width: 50%; */
    height: 75vh;
    border-radius: 15px 0 0 15px;
}

.top-text p {
    font-size: 135%;
    color: var(--light-yellow);
    font-family: var(--sora-regular);
}

.top-text h2 {
    margin-top: 4%;
    font-size: 270%;
    font-family: var(--sora-semibold);
}

.middle-text {
    margin-top: 19%;
    width: 55%;
}

.star-div {
    gap: 1rem;
    display: flex;
    flex: row;
}

.star-div img {
    width: 9%;
}

.middle-text p {
    font-size: 105%;
    margin-top: 8%;
    font-family: var(--sora-light);
    font-weight: 100;
}

.third-text {
    margin-top: 10%;
}

.third-text h5 {
    font-size: 140%;
    font-weight: 700;
    font-family: var(--sora-semibold);
}

.third-text p {
    font-size: 113%;
    font-family: var(--sora-regular);
    color: var(--light-grey);
    text-transform: uppercase;
}

/* ************faq section************* */
.questions-section {
    min-height: 100vh;
    /* display: grid;
        grid-template-columns: 1fr 3.9fr; */
    position: relative;
}

.left-part {
    width: 100%;
    padding-left: 6%;
    padding-right: 6%;
    position: absolute;
    display: flex;
    height: 100%;
    align-items: center;
}

.left-part p {
    font-size: 135%;
    color: var(--light-yellow);
    font-family: var(--sora-regular);
}

.left-part h2 {
    font-size: 270%;
    font-family: var(--sora-semibold);
    margin-top: 22%;
}

.left-part button {
    font-size: 170%;
    margin-top: 25%;
}

.right-part {
    background-color: #f7f7f7;
    height: 87%;
    width: 69.5%;
    padding: 3.5% 5%;
    position: absolute;
    right: 0;
    border-radius: 14px 0 0 15px;
}

.right-part div {
    width: 100%;
    border: none;
    border-bottom: 2px solid lightgray;
    padding: 2% 0;
    margin-top: 3%;
}

.right-part h4 {
    font-size: 137%;
    font-family: var(--sora-bold);
}
/* ***************Contact section*************** */
.contactSection {
    width: 100%;
    font-family: var(--sora-light);
    padding:5% 6%;
    background-color: #fefbfb;
}
.contactSection h2 {
    font-weight: 600;
    color: var(--dark-yelllow);
    font-family: var(--sora-semibold);
    font-size: 35px;
}
.contactSection > h4{
    margin-top: 3%;
    margin-bottom: 1.5%;
}
.contactSection h4{
   font-family: var(--sora-regular);
   color: var(--dark-yelllow);
   font-size: 110%;
}
.contact-section-flex{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
}
.contact-section-flex h4{
    margin-top: 15%;
   margin-bottom: 5%;
}
.contact-section-left-side-flex{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
    margin-top:10% ;
}
.right-side-of-contact-section{
    margin-top: 2%;
}
.left-address,.right-address, .get-in-touch h6, .help-container a{
    font-family: var(--sora-semibold);
    color: rgb(87, 87, 87);
    text-decoration: none;
    font-size: 93%;
    line-height: 2rem;
}
.left-address h6,.right-address h6{
    color: var(--black-color);
    font-size: 105%;
    font-family: var(--sora-bold);
}
.right-address h6{
    margin-top: 6%;
}
.contact-section-logo img{
    width: 13rem;
    /* margin-top: 25%; */
}
.get-in-touch h4{
    margin-top: 0;
}
/* Form styling on contact section */
.right-contact-section{
    width: 40%;
}
.inputName {
    width: 100%;
    height: 2.7rem;
    background-color: #e6e1e1;
    border-radius: 25px;
    border: none;
    outline: none;
    margin-top: 2.5%;
    font-weight: 600;
    padding-left: 4%;
    font-family: var(--sora-light);
    color: #6b6b6b;
    font-size: 14px;
}
.MessageBox {
    width: 100%;
    height: 8rem;
    background-color: #e6e1e1;
    border-radius: 15px;
    border: none;
    outline: none;
    font-weight: 600;
    font-family: var(--sora-light);
    color: #6b6b6b;
    font-size: 14px;
    padding: 0.5rem 4%;
    resize: none;
    margin-top: 2.5%;
}

.sendBtn {
    padding: 0.6em 1.2rem;
    color: #fff;
    background-color: var(--dark-yelllow);
    border-radius: 20px;
    border: none;
    font-weight: 600;
    font-size: 14px;
}

.labelMap {
    width: 4rem;
    height: 5rem;
    color: #fff;
    background-color: var(--dark-yelllow);
    border-radius: 20px;
    margin-top: 5%;
    border: none;
    display: flex;
    justify-content: center;
    padding-top: 5px;
    font-weight: 600;
    /* font-family: Arial, Helvetica, sans-serif; */
    font-size: 14px;
}

.mapDiv {
    width: 100%;
    height: 30vh;
    border: 3px solid var(--dark-yelllow);
    border-radius: 20px;
    margin-top: -3.5rem;
    /* background-image: url(../Images/chemical-plants-vibrant-red-tanks-stand-out-against-tangle-pipes-steel-structures.jpg); */
    /* background-position: center;
    background-repeat: no-repeat;
    background-size: cover; */
}
.map{
    height: 100%;
}
.map iframe{
    width: 100%;
    height: 100%;
    border-radius: 19px;
}

/* ************footer************* */
.footer-section {
    /* display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr; */
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: space-between !important;
    /* grid-template-columns: repeat(auto-fit, minmax(auto, auto)); */
    background: var(--dark-yelllow);
    font-family: var(--sora-light);
    padding: 4% 6%;
    color: white;
}

.diff-footer-list {
    display: flex;
    align-items: flex-end;
    font-size: 90%;
    /* flex: 40%; */
}

.footer-section h4 {
    font-size: 105%;
}

.ul-div ul {
    margin-top: 23%;
}

.ul-div li {
    margin-top: 15%;
    font-size: 85%;
}

.footer-section ul {
    list-style: none;
}

/* ***********************
**************************
********Responsiveness****
**************************
*********************** */


@media(max-width:1300px) {
    /* ************values section************* */
    .values-details>p {
        font-size: 120%;
    }

    .values-details>h2 {
        font-size: 250%;
    }

    .value-list-item h5 {
        font-size: 120%;
    }

    .value-list-item p {
        font-size: 100%;
    }
}

@media(max-width:1200px) {

    /* ************navbar section************** */
    nav li {
        font-size: 80%;
    }

    .contact-us-link {
        background-color: var(--blue-color);
        padding: 1.8rem 3rem;
        font-size: 90%;
    }
    /* ************questions section************* */
    .left-part h2 {
        font-size: 230%;
    }

    .left-part button {
        font-size: 120%;
    }

    /* *************footer section*************** */
    .footer-section h4 {
        font-size: 98%;
    }

    .diff-footer-list p {
        font-size: 95%;
    }
}

@media(max-width:1180px) {

    /* *************hero section **************/
    .hero-text h1 {
        font-size: 300%;
    }

    .hero-text p,
    button,
    .hero-numbers div {
        font-size: 90%;
    }

    button {
        padding: 0.8rem 2.9rem;
    }

    /* *************glimpse section **************/
    .a-glimpse-section {
        padding: 20% 0 5%;
    }

    .glimpse-text h2 {
        font-size: 200%;
    }

    .glimpse-text>p {
        font-size: 80%;
    }

    .range-percent-flex h4,
    .range-percent-flex p {
        font-size: 70%;
    }

    /* ************styling for text************* */
    .values-details>p,
    .services-section>p,
    .top-text p,
    .left-part p,
    .glimpse-text>p {
        font-size: 110%;
    }

    .values-details>h2,
    .about-gases-flex h2,
    .top-text h2,
    .left-part h2,
    .glimpse-text h2 {
        font-size: 210%;
    }

    /* ************values section************* */
    .value-list-item h5 {
        font-size: 110%;
    }

    .value-list-item p {
        font-size: 90%;
    }
    /* ************questions section************* */
    .left-part button {
        font-size: 90%;
    }

    .right-part h4 {
        font-size: 100%;
    }
}
@media(max-width:992px){
    .left-contact-section{
        width: 100%;
    }
    .right-contact-section{
        width: 100%;
        margin-top:5% ;
    }
}
@media(max-width:926px) {
    /* ************navbar section************* */
    /* Hamburger styling */
    .navbar-toogle {
        display: block;
    }

    nav {
        padding: 4% 0;
        padding-right: 6%;
        padding-left: 6%;
    }
    nav .logo{
        width: 17%;
    }

    .navbar-toogle .bx {
        font-size: 170%;
        z-index: 1001;
        color: var(--blue-color);
    }

    nav ul {
        display: none;
    }

    .hamburger-menu {
        position: absolute;
        width: 100%;
        transform: translateY(-120%);
        /* display: none; */
        text-align: center;
        z-index: 1000;
        background-color: var(--white-color);
    }

    .navbar-toogle li {
        list-style: none;
    }

    .navbar-toogle li a {
        left: 0;
    }

    .active {
        transform: translateY(0%);
        left: 0;
        transition-delay: .3s;
        transition-duration: .3s;
        /* display: block; */
    }
    /* hero section for other section */
    .hero-nav ul{
        display: flex;
    }
    .home-page .hero-content{
        padding-top: 30%;
    }
    /* ************values section************* */
    .industry-experience-box {
        position: relative;
        border-radius: 0 15px 0 0;
    }

    .values-box {
        top: 0;
        position: relative;
        width: 100%;
        min-height: 125vh;
        border-radius: 0 0 15px 15px;
    }

    /* ************styling for text************* */
    .values-details>p,
    .services-section>p,
    .top-text p,
    .left-part p,
    .glimpse-text>p {
        font-size: 90%;
    }

    .values-details>h2,
    .about-gases-flex h2,
    .top-text h2,
    .left-part h2,
    .glimpse-text h2 {
        font-size: 190%;
    }
    /* ************testimonial section************* */
    .middle-text {
        width: 65%;
    } 
}

@media(max-width:880px) {
    /* ************hero section************* */
    .hero-text h1 {
        font-size: 230%;
    }

    .hero-text p,
    button {
        font-size: 70%;
    }

    .hero-numbers div {
        font-size: 50%;
    }

    button {
        padding: 0.6rem 2.3rem;
    }

    .hero-numbers-active {
        width: 15px;
        height: 15px;
    }
    /* Orange box at the bottom right corner of hero page */
    .hero-absolute-box {
        bottom: -8rem;
        font-size: 65%;
    }

    .location h4 {
        font-size: 110%;
    }

    .hero-absolute-box img {
        width: 30px;
    }
    /* ************glimpse section************* */
    .glimpse-text h2 {
        font-size: 150%;
    }

    .glimpse-text>p {
        font-size: 65%;
    }

    .range-percent-flex h4,
    .range-percent-flex p {
        font-size: 70%;
    }

    /* ************styling for text************* */
    .values-details>h2,
    .about-gases-flex h2,
    .top-text h2,
    .left-part h2,
    .glimpse-text h2 {
        font-size: 155%;
    }

    /* ************values section************* */
    .value-list-item h5 {
        font-size: 100%;
    }

    .value-list-item p {
        font-size: 80%;
    }

    .industry-experience-box,
    .about-page .industry-experience-box {
        padding: 3% 6% 3% 6%;
    }

    .industry-experience-box h2 {
        font-size: 250%;
    }

    .industry-experience-box p {
        font-size: 95%;
    }

    .oil-image {
        width: 80%;
        height: 50%;
        right: 6%;
        left: 6%;
        margin: 0 auto;
        bottom: 0;
    }

    .values-box {
        display: block;
    }

    .value-list {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .value-list .value-list-item {
        width: 45%;
    }

    /* ************service section************* */
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(270px, auto));
        gap: 1.5rem;
    }

    /* ************testimonial section************* */
    .middle-text p{
        font-size: 80%;
    }
    .third-text h5{
        font-size: 105%;
    }
    .third-text p{
        font-size: 90%;
    }

    /* ************footer section************* */
    .footer-section h4 {
        font-size: 100%;
    }
}

@media(max-width:768px) {
    /* ************glimpse section************* */
    .grey-background {
        border-radius: 0;
    }
    .a-glimpse-section {
        min-height: 0vh;
        padding: 30% 0 15% 0;
    }

    /* ************question section************* */
    .questions-section {
        padding-top: 5%;
        padding-bottom: 5%;
    }

    .left-part {
        position: relative;
    }

    .right-part {
        position: relative;
        width: 100%;
        margin-top: 7%;
        border-radius: 14px 14px 15px 15px;
    }

    .left-part p {
        font-size: 110%;
    }

    .left-part h2 {
        font-size: 210%;
    }

    /* ************service section************* */
    .image-div {
        width: 70px;
        height: 70px;
    }

    .service-box h4 {
        font-size: 160%;
    }

    .service-box p {
        font-size: 90%;
    }

    .service-box a {
        font-size: 95%;
    }
    /* ************testimonial section************* */
    .testimonial-section{
        padding-top: 6%;
        padding-bottom: 6%;
    }
    .testimonial-grid {
        grid-template-columns: auto;
    }
    .oil-rig-image {
        border-radius: 15px}

    .testimonial-text{
        margin-left: 36%;
    }

}

@media(max-width:670px) {
    /* ************hero section************* */
    .hero-text h1 {
        font-size: 210%;
    }

    .hero-text {
        width: 60%;
    }

    button {
        padding: 0.45rem 1.65rem;
    }

    /* ************glimpse section************* */

    .grey-background {
        width: 40%;
    }

    .glimpse-grid {
        display: block;
    }

    .glimpse-text h2 {
        text-align: justify;
        text-justify: auto;
        margin-top: 10%;
    }

    .glimpse-text>p {
        margin-top: 6%;
    }

    .range-container {
        margin-top: 9%;
    }

    .range {
        margin-top: 7%;
    }

    .range-bar {
        margin-top: 1.5%;
    }

    .glimpse-text>p {
        font-size: 110%;
    }

    .glimpse-text h2 {
        font-size: 210%;
    }

    .range-percent-flex h4,
    .range-percent-flex p {
        font-size: 100%;
    }

    /* ************styling for text************* */
    .values-details>h2,
    .about-gases-flex h2,
    .top-text h2 {
        font-size: 140%;
    }

    /* ************footer section************* */
    .diff-footer-list {
        br {
            display: none;
        }
    }
}

@media(max-width:640px) {
    /* ************service section************* */
    .image-div {
        width: 75px;
        height: 75px;
    }

    .service-box h4 {
        font-size: 190%;
    }

    .service-box p {
        font-size: 100%;
    }

    .service-box a {
        font-size: 110%;
    }
}

@media(max-width:480px) {
    /* ***************nav section**************** */
    nav .logo{
        width: 22%;
    }
    /* ************styling for text************* */
    .hero-text p,
    button,
    .glimpse-text>p 
    .range-percent-flex h4,
    .range-percent-flex p {
        font-size: 80%;
    }

    /* ************hero section************* */
    .hero-text {
        width: 100%;
    }

    .hero-numbers div {
        font-size: 40%;
    }
    /* orange box at the bootom right corner of the hero page */
    .hero-absolute-box {
        width: 100%;
        border-radius: 10px 10px 6px 6px;
        font-size: 60%;
    }

    .location {
        br {
            display: none;
        }
    }

    .location {
        width: 60%;
    }

    .contact-us-now {
        width: 40%;
    }

    .location h4 {
        font-size: 110%;
    }

    .hero-absolute-box img {
        width: 20px;
    }
    /* ************glimpse page************* */
    .video-div {
        background-color: red;
        height: 60vh;
        border-radius: 15px;
    }

    .home-page .video-div {
        margin-top: 10%;
    }

    .glimpse-text h2 {
        font-size: 200%;
    }

    .range-percent-flex h4,
    .range-percent-flex p {
        font-size: 80%;
    }

    /* ************value section************* */
    .industry-experience-box h2 {
        font-size: 190%;
    }

    .industry-experience-box p {
        font-size: 70%;
    }

    .value-list-item h5 {
        font-size: 90%;
    }

    .value-list-item p {
        font-size: 70%;
    }

    /* ************service section************* */
    .image-div {
        width: 60px;
        height: 60px;
    }

    .service-box h4 {
        font-size: 170%;
    }

    .service-box p {
        font-size: 90%;
    }

    .service-box a {
        font-size: 100%;
    }

    /* ************question section************* */
    .left-part h2 {
        font-size: 170%;
    }
    .middle-text {
        width: 80%;
    } 
}

@media(max-width:375px) {
    /* ************hero section************* */
    .hero-text p,
    button {
        font-size: 70%;
    }

    .hero-text h1 {
        font-size: 190%;
    }
    .hero-absolute-box {
        font-size: 45%;
        bottom: -5.5rem;
    }

    /* ************glimpse section************* */
    .home-page .video-div {
        margin-top: 10%;
    }

    .glimpse-text h2 {
        font-size: 150%;
    }

    /* ************styling for text************* */
    .glimpse-text>p,
    .hero-numbers div,
    .range-percent-flex h4,
    .range-percent-flex p {
        font-size: 70%;
    }

    /* ************glimpse section************* */
    .our-benefits {
        padding: 3px 0;
    }

    /* ************value section************* */
    .value-list-item h5 {
        font-size: 80%;
    }

    .value-list-item p {
        font-size: 60%;
    }

    /* ************service section************* */
    .image-div {
        width: 55px;
        height: 55px;
    }

    .service-box h4 {
        font-size: 160%;
    }

    .service-box p {
        font-size: 80%;
    }

    .service-box a {
        font-size: 90%;
    }

    .service-box {
        min-height: 50vh;
    }
}