@media only screen and (max-width: 1200px) {
  html,
  body {
    overflow-x: hidden;
  }
  .navbar-brand {
    color: #fff;
  }

  .nav-item a {
    text-decoration: none;
    color: black;
    font-size: 20px !important;
  }

  .dropdown-menu {
    border: none !important;
    background-color: transparent !important;
  }

  .home-text {
    height: fit-content;
  }

  .brand-name {
    margin: 5vh 0 5vh 0;
    width: 90vw;
  }

  .brand-desc {
    margin: 5vh 0 5vh 0;
  }

  .homepage-section {
    height: fit-content;
    margin: 2.5vh 0;
  }
  .hps__img {
    transform: scale(1);
  }

  .section-title {
    height: 90vh;
  }

  .section-content {
    padding: 2.5vw 15vw;
  }

  .pd-title img {
    width: 100vw;
  }

  .section-title img {
    margin-top: 25vh;
    width: 100vw;
  }

  .design-title img {
    height: 30vh !important;
  }

  .section-content {
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }

  /* home page css */

  /* home page css ends */

  .img-and-tagline b {
    padding: 15px;
  }

  .home-img-main {
    margin-top: 20vh !important;
    width: 80vw !important;
  }

  .dropdown-item:focus {
    background-color: red !important;
  }

  .img-and-tagline {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    height: 75vh;
  }

  .homepage-section {
    height: fit-content;
    flex-direction: column;
    padding: 5vh;
  }

  .home-graph {
    width: 90vw !important;
  }

  .hps__text {
    width: 90vw;
    font-size: 20px;

    line-height: 4vh;
  }

  .hps__img img {
    width: 75vw;
  }

  .accordion label {
    width: 90vw;
  }

  .hps-four {
    height: fit-content !important;
  }

  .hps-five p {
    width: 80vw;
  }

  .explore-buttons {
    flex-direction: column;
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: fit-content;
  }

  .explore-buttons a {
    margin: 15px 0;
  }

  .tw-container {
    width: 75vw !important;
    height: fit-content;
  }

  .typewriter span {
    max-width: 75vw !important;
    font-size: 18px;
  }

  .typewriter span {
    color: #fff;
    text-transform: uppercase;
    padding: 2.5px;
    border-right: solid #fff 5px;
    animation: cursor 1s ease-in-out infinite;
  }

  /* content card css */

  .content-card {
    width: 90vw;
    margin: 5vh 0 5vh 0vw;
    padding: 15px;
  }

  .content-card h1 {
    font-size: 1.5em !important;
  }

  /* content card css ends */

  .si-row {
    flex-direction: column;
  }

  .model-content .structs {
    width: 75vw;
  }

  .close-modal {
    font-size: 2rem;
    z-index: 999;
  }

  .cmodal {
    height: 80vh;
    width: 95vw;
    padding: 1rem;
    overflow-y: scroll;
  }

  .cmodal h1 {
    margin-top: 25%;
  }

  .cmodal h1,
  .cmodal p {
    width: 95%;
  }

  .es-table-parent {
    display: none;
  }

  .shift-message {
    display: block;
    margin: 15vh 5vh;
  }

  /* project description css starts */

  .pd-img-container img {
    width: 90% !important;
  }

  #references a {
    font-size: 10px !important;
    width: 85%;
    display: block;
    white-space: initial;
    text-overflow: ellipsis;
    overflow: hidden;
  }

  /* project desc css ends */

  /* timeline css starts */

  .tb {
    padding: 3px 18px !important;
    font-size: 0.75rem;
  }

  .tl-change-buttons {
    width: 100vw;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-direction: column;
  }

  .comm {
    margin: 2vh 0 !important;
  }

  .awards-imgs .a-img {
    width: 90%;
  }

 

  .timeline > li > .timeline-panel {
    width: 100%;
  }

  .timeline-heading h4 {
    font-size: 16px;
  }

  .timeline:before {
    display: none !important;
  }

  .timeline > li > .timeline-panel:before {
    display: none !important;
    position: absolute;
    top: 26px;
    right: -15px;
    display: inline-block;
    border-top: 15px solid transparent;
    border-left: 15px solid #ccc;
    border-right: 0 solid #ccc;
    border-bottom: 15px solid transparent;
    content: " ";
  }
  .timeline > li > .timeline-panel:after {
    visibility: hidden !important;
    position: absolute;
    top: 27px;
    right: -14px;
    display: inline-block;
    border-top: 14px solid transparent;
    border-left: 14px solid #fff;
    border-right: 0 solid #fff;
    border-bottom: 14px solid transparent;
    content: " ";
  }
  .timeline > li > .timeline-badge {
    visibility: hidden !important;
    color: #fff;
    width: 25px;
    height: 25px;
    line-height: 50px;
    font-size: 1.4em;
    text-align: center;
    position: absolute;
    top: 30px;
    left: 50%;
    margin-left: -10px;
    background-color: #999999;
    /* z-index: 1; */
    border-top-right-radius: 50%;
    border-top-left-radius: 50%;
    border-bottom-right-radius: 50%;
    border-bottom-left-radius: 50%;
  }

  .timeline-body {
  }

  /* timeline css ends */

  /* table css */

  .heat-map {
    display: none;
  }

  .attr-switch {
    margin-top: 5vh;
    display: inline-block;
    text-align: center;
  }

  /* table css ends */

  /* our team */

  .team-container {
    width: 80vw;
  }

  /* our team ends */

  /* footer */

  .sponsor-parent {
    flex-direction: column;
    align-items: center;
  }

  .sponsors-divider {
    background-color: #000;
    width: 75vw;
    height: 1px;
    border-radius: 5px;
  }

  .main-abden {
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .main-abden img {
    margin: 15px;
    width: 50%;
  }

  .sponsors-grid img {
    width: 35%;
  }
  .footer-grid {
    /* display: none; */
    flex-direction: column;
    align-items: center;
  }
}