body {
    background-color: #fff;
    font-family: "poppins", sans-serif;
  }

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

  img {
    width: 100%;
    height: auto;
    display: block;
  }

  .container2 {
    background-color: #000;
    padding: 2vw;
  }
  .header_desktop {
    display: none;
  }
  .header_mobile {
    display: block;
  }
  .logo img {
    width: 100%;
  }
  .nav img {
    width: 16%;
  }
  .nav-bar {
    display: flex;
    justify-content: space-evenly;
    position: relative;
    padding: 1vw 3vw;
    background-color: #fff;
    font-family: "Poppins", sans-serif;
    font-weight: 400;
    font-style: normal;
  }
  /* .logo img {width: 40px;} */
  .menu {
    display: flex;
    align-items: center;
  }
  .menu li a {
    display: inline-block;
    text-decoration: none;
    text-align: center;
    transition: 0.15s ease-in-out;
    position: relative;
    font-size: 1.5vw;
  }
  .menu li a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #dc1c25;
    transition: 0.3s ease-in-out;
  }
  .menu li a:hover:after {
    width: 100%;
  }
  .open-menu,
  .close-menu {
    position: absolute;
    color: #790416;
    cursor: pointer;
    font-size: 1.5rem;
    display: none;
  }
  .open-menu {
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
  }
  .close-menu {
    top: 20px;
    right: 20px;
    color: #000;
  }
  #check {
    display: none;
  }

  .close {
    font-size: 5vw;
    line-height: 1;
  }

  ul {
    list-style: none;
  }

  .applynow {
    font-size: 3vw;
    text-align: center;
    padding: 3vw;
    display: block;
    color: #fff;
    background-color: #000;
  }
  .contactbtn {
    background-color: #790417;
    border-radius: 3vw;
    color: #fff;
    padding: 0 1vw;
  }
  .contactbtn a {
    color: #fff;
  }
  .heading-text {
    margin-bottom: 2vw;
    color: #000000;
    font-size: 3vw;
    text-align: center;
  }
  .heading-text span {
    font-size: 3vw;
    font-weight: 600;
  }
  .loginform {
    height: auto;
    position: relative;
    margin: auto;
  }

  form {
    width: 85%;
    background-color: #f2f2f2;
    padding: 4vw;
    margin: auto;
    margin-bottom: 4%;
    border-radius: 10px;
  }

  .form-group {
    margin-bottom: 1.5vw;
  }

  .form-control {
    display: block;
    width: 100%;
    padding: 2vw;
    font-size: 3vw;
    -webkit-transition: 0.5s;
    transition: 0.5s;
    outline: none;
    color: #000;
    background-color: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.25);
    border-radius: 2px;
  }

  .btn {
    background-color: #d12023;
    padding: 2vw;
    font-size: 3vw;
    border: none;
    color: #fff;
    display: block;
    margin: auto;
    width: 40%;
    font-weight: bold;
    border: 0;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    font-weight: 600;
    letter-spacing: 0.065em;
    padding: 0.65em 1.4em;
    text-transform: uppercase;
    transition: background 0.3s, color 0.3s, transform 0.3s;
  }
  select.form-control:not([size]):not([multiple]) {
    height: auto;
  }
  .error-tab {
    width: 100%;
    text-align: center;
    color: #fff;
    display: none;
    font-size: 2vw;
    background-color: #ff6600;
  }

  ::placeholder {
    color: #000;
  }

  a {
    text-decoration: none;
    color: #000;
  }

  .call {
    width: 25%;
    font-size: 3vw;
    margin-top: 2%;
    position: absolute;
    right: 9%;
  }
  .call img {
    width: 18%;
  }
  .call a {
    color: #29166f;
  }
  .phone {
    font-size: 3vw;
    padding: 3vw;
    text-align: center;
  }
  .icons {
    display: flex;
    align-items: center;
  }

  .float-container {
    position: fixed;
    top: 40%;
    right: 0;
    z-index: 1;
  }

  .float-container a {
    z-index: 99;
    display: flex;
    width: 40px;
    height: 40px;
    transition: all 0.3s ease-in-out;
    -webkit-box-align: center;
    align-items: center;
    -webkit-box-pack: start;
    justify-content: flex-start;
    margin-bottom: 10px;
  }

  input::-webkit-outer-spin-button,
  input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
  }

  input[type="number"] {
    -moz-appearance: textfield;
  }
  .card-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    max-width: 1000px;
    margin: auto;
    padding: 2vw 6vw;
    padding-bottom: 0;
    gap: 15px;
    margin-bottom: 2%;
    text-align: center;
  }

  .card-list .card-item {
    padding: 0;
    border-radius: 0;
    text-align: center;
  }

  .card-list .card-item img {
    width: 20%;
    aspect-ratio: 7 / 7;
    object-fit: contain;
    margin: auto;
  }

  .card-list span {
    display: inline-block;
    padding: 0 1vw;
    font-size: 12px;
    padding-bottom: 20px;
    text-align: center;
  }

  .card-item h3 {
    color: #000;
    font-size: 14px;
    padding: 10px;
    font-weight: 400;
  }
  .heading {
    font-size: 4vw;
    text-align: center;
    color: #000;
    padding: 4vw;
    font-weight: 600;
  }

  .aboutus img {
    width: 100%;
    margin: auto;
  }
  .aboutus ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 3vw;
    /* padding: 2vw 4vw; */
  }
  .aboutus p,
  .aboutus h2 {
    padding: 0 8vw;
    text-align: justify;
  }
  .knowmore{
    display: flex;
    flex-direction: column;
    gap: 3vw;
  }
  .knowmore img{
    width: 70%;
    margin: auto;
  }
  @media (max-width: 670px) {
    .nav-links li a {
      font-size: 2vw;
      padding: 0vw;
      margin-top: 4vw;
      transition: all 0.3s ease;
    }

    .logo img {
      width: 80%;
    }
  }
  @media (max-width: 710px) {
    .menu {
      flex-direction: column;
      align-items: center;
      width: 40%;
      height: 100%;
      position: fixed;
      top: 0;
      right: -100%;
      z-index: 100;
      background-color: #fff;
      box-shadow: -10px 0 10px rgba(0, 0, 0, 0.1);
      transition: all 0.5s ease-in-out;
    }
    .menu li {
      margin-top: 20px;
    }
    .menu li a {
      font-size: 3vw;
      color: #000;
    }
    .open-menu,
    .close-menu {
      display: block;
    }
    #check:checked ~ .menu {
      right: 0;
    }
    .contactbtn {
      background-color: transparent;
      padding: 0;
    }
  }
  @media (min-width: 900px) {
    .container2 {
      background-color: transparent;
      padding: 0;
    }
    .header_desktop {
      display: block;
    }
    .header_mobile {
      display: none;
    }
    .applynow {
      display: none;
    }
    .heading-text {
      font-size: 1.2vw;
      margin-bottom: 1vw;
    }
    .heading-text span {
      font-size: 1.2vw;
    }
    .btn {
      padding: 1vw;
      font-size: 1.2vw;
    }

    .error-tab {
      font-size: 0.6vw;
    }
    .form-control,
    .btn {
      padding: 0.6vw;
      font-size: 1vw;
    }
    /* #header {
      margin: auto;
      width: 70%;
    } */
    .heading {
      font-size: 2vw;
      padding: 2vw;
    }
    .card-list span {
      display: inline-block;
      padding: 0 1vw;
      font-size: 14px;
      padding-bottom: 1vw;
      text-align: center;
    }
    .phone {
      font-size: 1.5vw;
      padding: 2vw;}
    .card-item h3 {
      color: #000;
      font-size: 20px;
      padding: 10px;
    }
    .card-list .card-item img {
      width: 40%;
    }
    form {
      width: 25%;
    float: right;
    background-color: #f2f2f2;
    padding: 1.5vw;
    margin-top: -40%;
    margin-right: 7%;

    }
    .form-group {
      margin-bottom: 0.5vw;
    }
    .float-container a {
      width: 60px;
      height: 30px;
      padding: 40px 0;
    }
    .btechbtn,
    .summitglobal {
      width: 80%;
      margin: auto;
    }

    .call {
      font-size: 1.5vw;
      right: 8%;
      width: 10%;
      margin-top: 1%;
    }
    /* .phone p,
    .mail p {
      font-size: 1.2vw;
    } */
    #address img {
      width: 4%;
    }
    .aboutus {
      padding: 0;
    }
    .aboutus img {
      width: 100%;
      margin: auto;
    }
    .aboutus {
      display: flex;
      align-items: center;
      flex-direction: row;
      font-size: 1.2vw;
      line-height: 1.7;
    }
    .aboutus div {
      width: 100%;
    }
    .aboutus p,
    .aboutus h2 {
      padding: 0vw 3vw 0vw 0vw;
    }
    .menu li a {
      font-size: 1.2vw;
    }
    .knowmore{
      display: flex;
      flex-direction: row;
      gap: 3vw;
      padding: 1vw 7vw;
    }
    .knowmore img{
      width: 100%;
      margin: auto;
    }
  }