@media (min-width: 320px) and (max-width: 575px) {
  .navbar-brand {
    width: 48% !important;
  }
  .navbar-toggler:focus {
    box-shadow: none;
  }
  .navbar-collapse {
    text-align: center;
    background: rgb(255, 255, 255);
    padding: 50px 0;
  }
  nav ul li {
    margin: 5px 20px;
  }
  nav ul li a::before {
    display: none;
  }
  .social-icon {
    margin-top: 30px;
  }
  .navbar-nav .dropdown-menu {
    text-align: center;
  }
  #banner-part .banner-slider .item .overlay {
    padding: 0;
    height: 50vh;
  }
  #banner-part .banner-slider .item .overlay .name h2 {
    font-size: 40px;
    left: 50%;
    transform: translate(-50%);
    bottom: -250px;
  }
  #banner-part .banner-slider .item .overlay .name span {
    font-size: 40px;
    left: 50%;
    transform: translate(-50%);
    bottom: -290px;
  }
  #about-part h3 {
    font-size: 26px;
  }
  #about-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #about-part .details .left {
    padding: 17px;
  }
  #about-part .details .right {
    padding: 15px;
  }
  #about-part .details .right p {
    font-size: 14px;
  }
  #about-part .details .right .button {
    display: flex;
    justify-content: center;
  }
  #about-part .details .right .button a {
    font-size: 15px;
    padding: 10px 12px;
  }
  #product-part .product ul li {
    margin: 5px;
  }
  #product-part h3 {
    font-size: 26px;
  }
  #product-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #product-part .products .item a h4{
    font-size: 16px;
  }

  #vm-part {
    margin: 100px 0;
  }
  #vm-part h3 {
    font-size: 26px;
  }
  #vm-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #vm-part .vm .details p {
    font-size: 14px;
  }
  #vm-part .values p {
    font-size: 14px;
  }
  #vm-part .values h4 {
    font-size: 22px;
  }
  #testi-part h3 {
    font-size: 26px;
  }
  footer .left img {
    width: 50% !important;
  }
  footer .address img {
    margin-top: 20px;
    width: 15% !important;
  }
  footer .form {
    padding: 0;
    margin-top: 20px;
  }
  footer .form h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
  }
  footer .form form input {
    width: 100%;
  }
  footer .form form #Sender {
    margin-left: 0;
  }
  footer .form h3 {
    font-size: 22px;
  }

  footer .form form button {
    margin-bottom: 30px;
  }
  #product-details-part .banner .overlay h3 {
    font-size: 20px;
    padding: 40px 0;
  }
  #product-details-part .item-list {
    margin: 50px 0px;
  }
  #product-details-part .item-list .item p {
    padding-left: 0;
    margin-top: 15px;
  }

  #ontop a{
    display: block;
  }

}

@media (min-width: 576px) and (max-width: 767px) {
  .navbar-brand {
    width: 25% !important;
  }
  .navbar-toggler:focus {
    box-shadow: none;
  }
  .navbar-collapse {
    text-align: center;
    background: rgb(255, 255, 255);
    padding: 50px 0;
  }
  nav ul li {
    margin: 5px 20px;
  }
  nav ul li a::before {
    display: none;
  }
  .social-icon {
    margin-top: 30px;
  }
  .navbar-nav .dropdown-menu {
    text-align: center;
  }
  #banner-part .banner-slider .item .overlay {
    padding: 0;
    height: 50vh;
  }
  #banner-part .banner-slider .item .overlay .name h2 {
    font-size: 40px;
    left: 50%;
    transform: translate(-50%);
    bottom: -250px;
  }
  #banner-part .banner-slider .item .overlay .name span {
    font-size: 40px;
    left: 50%;
    transform: translate(-50%);
    bottom: -290px;
  }
  #about-part h3 {
    font-size: 26px;
  }
  #about-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #about-part .details .left {
    padding: 17px;
  }
  #about-part .details .right {
    padding: 15px;
  }
  #about-part .details .right p {
    font-size: 14px;
  }
  #about-part .details .right .button {
    display: flex;
    justify-content: center;
  }
  #about-part .details .right .button a {
    font-size: 15px;
    padding: 10px 12px;
  }
  #product-part .product ul li {
    margin: 5px;
  }
  #product-part h3 {
    font-size: 26px;
  }
  #product-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #product-part .product ul li button {
    font-size: 12px;
  }
  #product-part .product .tab-content .tab-pane a h3 {
    font-size: 15px;
  }
  #vm-part h3 {
    font-size: 26px;
  }
  #vm-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #vm-part .vm .details p {
    font-size: 14px;
  }
  #vm-part .values p {
    font-size: 14px;
  }
  #vm-part .values h4 {
    font-size: 22px;
  }
  #testi-part h3 {
    font-size: 26px;
  }
  footer .left img {
    width: 50% !important;
  }
  footer .address img {
    margin-top: 20px;
    width: 15% !important;
  }
  footer .form {
    padding: 0;
    margin-top: 20px;
  }
  footer .form h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
  }
  footer .form form input {
    width: 100%;
  }
  footer .form form #Sender {
    margin-left: 0;
  }
  footer .form h3 {
    font-size: 22px;
  }
  footer .form form button {
    margin-bottom: 30px;
  }
  #product-details-part .banner .overlay h3 {
    font-size: 20px;
    padding: 40px 0;
  }
  #product-details-part .item-list {
    margin: 50px 0px;
  }
  #product-details-part .item-list .item p {
    padding-left: 0;
    margin-top: 15px;
  }

  #ontop a{
    display: block;
  }

}

@media (min-width: 768px) and (max-width: 991px) {
  .navbar-brand {
    width: 25% !important;
  }
  .navbar-toggler:focus {
    box-shadow: none;
  }
  .navbar-collapse {
    text-align: center;
    background: rgb(255, 254, 254);
    padding: 50px 0;
  }
  nav ul li {
    margin: 5px 20px;
  }
  nav ul li a::before {
    display: none;
  }
  .social-icon {
    margin-top: 30px;
  }
  .navbar-nav .dropdown-menu {
    text-align: center;
  }
  #banner-part .banner-slider .item .overlay {
    padding: 0;
    height: 50vh;
  }
  #banner-part .banner-slider .item .overlay .name h2 {
    font-size: 40px;
    left: 50%;
    transform: translate(-50%);
    bottom: -250px;

  }
  #banner-part .banner-slider .item .overlay .name span {
    font-size: 40px;
    left: 50%;
    transform: translate(-50%);
    bottom: -290px;
  }
  #banner-part .banner-slider .item .overlay .info h1 {
    font-size: 30px;
  }
  #banner-part .banner-slider .item .overlay .info h3 {
    font-size: 20px;
  }
  #banner-part .banner-slider .item .overlay .info .btn a {
    font-size: 12px;
    padding: 10px 12px !important;
  }
  #about-part h3 {
    font-size: 26px;
  }
  #about-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #about-part .details .left {
    padding: 17px;
  }
  #about-part .details .right {
    padding: 15px;
  }
  #about-part .details .right p {
    font-size: 14px;
  }
  #about-part .details .right .button {
    display: flex;
    justify-content: center;
  }
  #about-part .details .right .button a {
    font-size: 15px;
    padding: 10px 12px;
  }
  #product-part .product ul li {
    margin: 5px;
  }
  #product-part h3 {
    font-size: 26px;
  }
  #product-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #product-part .product ul li button {
    font-size: 12px;
  }
  #product-part .product .tab-content .tab-pane a h3 {
    font-size: 15px;
  }
  #vm-part h3 {
    font-size: 26px;
  }
  #vm-part h3 .box {
    width: 20px;
    height: 20px;
  }
  #vm-part .vm .details p {
    font-size: 14px;
  }
  #vm-part .values p {
    font-size: 14px;
  }
  #vm-part .values h4 {
    font-size: 22px;
  }
  #testi-part h3 {
    font-size: 26px;
  }
  footer .left img {
    width: 50% !important;
  }
  footer .address img {
    margin-top: 20px;
    width: 15% !important;
  }
  footer .form {
    padding: 0;
    margin-top: 20px;
  }
  footer .form h3 {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
  }
  footer .form form input {
    width: 100%;
  }
  footer .form form #Sender {
    margin-left: 0;
  }
  footer .form h3 {
    font-size: 22px;
  }
  footer .form form button {
    margin-bottom: 30px;
  }
  #product-details-part .banner .overlay h3 {
    font-size: 20px;
    padding: 40px 0;
  }
  #product-details-part .item-list {
    margin: 50px 0px;
  }
  #product-details-part .item-list .item p {
    padding-left: 0;
    margin-top: 15px;
  }

  #ontop a{
    display: block;
  }

}