/* ===== Mobile Approach Responsive ===== */

/* Extra Small Device */
@media only screen and (max-width: 992px) {
    .contact__content p {
        font-size: 17px;
        line-height: 23px;
        margin-bottom: 37px;
    }
    
    .red {
        font-weight: bold;
        color: var(--primary);
    }
}

/* Small Device :550px. */
@media only screen and (min-width: 576px) {
    .container {
        width: 540px;
    }
}

/* Medium Device. */
@media only screen and (min-width: 768px) {
    .container {
        width: 720px;
    }

    .hero__thumb {
        max-width: 377px;
        margin: 0 auto;
    }

    .airtool__thumb {
        max-width: 377px;
        margin: 0 auto;
    }

    .material__thumb {
        max-width: 377px;
        margin: 0 auto;
    }

    .contact__thumb img {
        display: none;
    }
}

/* LG Device. */
@media only screen and (min-width: 992px) {
    .container {
        width: 960px;
    }

    .header__menu {
        position: inherit;
        max-width: 100%;
        background: transparent;
        border-right: none;
        padding: 0px;
        transform: translateX(0%);
    }

    .header__menu ul {
        padding-top: 0px;
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: 24px;
    }

    .header__menu ul li a {
        border-bottom: none;
    }

    .hero__content {
        margin-bottom: 0px;
        text-align: start;
    }

    .about__header {
        display: flex;
        align-items: flex-start;
        gap: 50px;
        text-align: start;
        margin-bottom: 40px;
    }

    .about__header-title {
        margin-bottom: 0px;
        flex: 0 0 auto;
        width: max-content;
    }

    .about__slide img {
        width: 100%;
        height: 310px;
        border-radius: 10px;
    }

    .airtool__content {
        margin-bottom: 0px;
        text-align: start;
    }

    .material__content {
        margin-bottom: 0px;
        text-align: start;
    }

    .airtool--section {
        padding: 80px 0px 80px;
    }

    .about--section {
        padding: 80px 0px 80px;
        z-index: 1;
    }

    .about__header {
        margin-bottom: 46px;
    }

    .hero--section {
        padding: 170px 0px 73px;
    }

    .contact--section {
        padding: 54px 0px 60px;
    }

    .footer__top {
        padding: 50px 0px 30px;
    }

    .contact__thumb img {
        display: block !important;
    }
    
    .contact__content p {
        font-size: 17px;
        line-height: 23px;
        margin-bottom: 37px;
    }
    
    .red {
        font-weight: bold;
        color: var(--primary);
    }

}

/* Large Device :992px. */
@media only screen and (min-width: 1200px) {
    .container {
        width: 1140px;
    }

    .hero__content h1 {
        margin-bottom: 11px;
        font-size: 48px;
        line-height: 1.3;
    }

    .hero__content p {
        margin-bottom: 26px;
        font-size: 20px;
        line-height: 1.7;
    }

    .btn {
        padding: 15px 32px;
        font-size: 16px;
        min-width: 200px;
    }

    .hero__thumb {
        max-width: 100%;
        margin: 0 auto;
    }

    .fs-2 {
        font-size: 40px !important;
        line-height: 1.25 !important;
    }

    .about__header-content p {
        font-size: 22px;
        line-height: 44px;
        margin-bottom: 27px;
    }

    .link {
        font-size: 20px;
    }

    .about__header {
        margin-bottom: 80px;
    }

    .about__slide img {
        height: 600px;
    }

    .about__slider-active {
        margin-bottom: 40px;
    }

    .hero__thumb-smImg {
        max-width: 200px;
        left: -50px;
        bottom: 40px;
    }

    .hero__thumb-obj {
        top: -40px;
        right: initial;
        left: -40px;
    }

    .hero__thumb {
        margin-right: -50px;
    }

    .airtool__thumb {
        max-width: 100%;
        margin: 0 auto;
    }

    .airtool__thumb-smImg {
        right: initial;
        width: 200px;
        height: 200px;
        top: -39px;
        left: -79px;
    }

    .airtool__thumb-obj {
        bottom: -51px;
        right: -61px;
        max-width: 157px;
    }

    .airtool__content p {
        font-size: 22px;
        line-height: 36px;
        margin-bottom: 17px;
    }
    
    .contact__content p {
        font-size: 22px;
        line-height: 36px;
        margin-bottom: 37px;
    }

    .red {
        font-weight: bold;
        color: var(--primary);
    }

    .airtool__content h3 {
        margin-bottom: 30px;
        font-size: 60px;
    }
    
    .airtool__content ul li {
        margin-left: 20px;
        list-style: disc;
        font-size: 22px;
        line-height: 36px;
    }

    .feature--section {
        padding: 90px 0px 90px;
    }

    .feature__obj-left {
        opacity: 0.8;
    }

    .feature__obj-right {
        opacity: 0.8;
    }

    .featureItem__img {
        margin: 0;
        margin-bottom: 40px;
    }

    .featureItem {
        text-align: start;
    }

    .featureItem__content p {
        font-size: 20px;
        line-height: 1.75;
    }

    .airtool--section {
        padding: 120px 0px 180px;
    }

    .material__content h2 {
        margin-bottom: 14px;
        letter-spacing: 0.04em;
    }

    .material__content p {
        margin-bottom: 25px;
        font-size: 18px;
        line-height: 1.7;
    }

    .material__thumb {
        max-width: 100%;
        margin: 0 auto;
    }

    .material--section {
        padding: 100px 0px 120px;
    }

    .material__thumb-obj1 {
        top: 40px;
        right: 42px;
    }

    .material__thumb-obj2 {
        bottom: 40px;
        left: 40px;
    }

    .contact--section {
        padding: 40px 0px 40px;
    }

    .footer__widget ul li a {
        padding: 8px 0px;
    }

    .feature__obj-right {
        top: 13%;
    }
}

/* XL Device :1280px. */
@media only screen and (min-width: 1400px) {
    .container {
        width: 1320px;
    }

    .fs-1 {
        font-size: 57px !important;
        line-height: 1.2 !important;
    }

    .fs-2 {
        font-size: 50px !important;
        line-height: 1.25 !important;
    }

    .header__menu ul li a {
        letter-spacing: 0.03em;
        font-family: var(--poppins);
    }

    .header__menu ul {
        gap: 40px;
    }

    .hero--section {
        padding: 150px 0px 58px;
    }

    .hero__content h1 {
        font-size: 57px;
    }

    .hero__content p {
        max-width: 600px;
        margin-bottom: 48px;
    }

    .btn {
        padding: 17px 30px;
        font-size: 20px;
        min-width: 200px;
    }

    .about__header {
        margin-bottom: 100px;
        gap: 185px;
    }

    .airtool__content {
        max-width: 600px;
    }

    .airtool__content p {
        font-size: 24px;
        line-height: 38px;
    }
    
    .airtool__content ul li {
        font-size: 23px;
        line-height: 38px;
    }

    .airtool__thumb-smImg {
        width: 250px;
        height: 250px;
    }
    
    .red {
        font-weight: bold;
        color: var(--primary);
    }

    .featureItem {
        text-align: start;
        max-width: 505px;
        margin: 0 auto;
    }

    .contact__content h2 {
        margin-bottom: 40px;
    }

    .contact__submit {
        margin-top: 40px;
    }

}

/* XXL Device. */
@media only screen and (min-width: 1600px) {
    .container {
        width: 1380px;
    }
}