body {
    margin: 0;
    font-family: 'Padauk', sans-serif;
    background-color: #fff;
    overflow-x: hidden;
    /* background-color: #9eb9f3 */
  }
  .header {
    background-color: #fff;
    box-shadow: 1px 1px 4px 0 rgba(0,0,0,.1);
    position: fixed;
    width: 100%;
    z-index: 3;
  }
  
  .header ul {
    margin: 0;
    padding: 0;
    list-style: none;
    overflow: hidden;
    background-color: #fff;
  }
  
  .header li a {
    display: block;
    padding: 20px 20px;
    border-right: 1px solid #f4f4f4;
    text-decoration: none;
    color: #1d6996;
  }
  
  .header li a:hover,
  .header .menu-btn:hover {
    color: #1d6996;
    font-weight: bold;

  }
  
  .header .logo {
    display: block;
    float: left;
    font-size: 2em;
    padding: 10px 30px;
    text-decoration: none;
  }
  
  /* menu */
  
  .header .menu {
    clear: both;
    max-height: 0;
    transition: max-height .2s ease-out;
    padding-top: 20px;
  }
  
  /* menu icon */
  
  .header .menu-icon {
    cursor: pointer;
    display: inline-block;
    float: right;
    padding: 28px 20px;
    position: relative;
    user-select: none;
  }
  
  .header .menu-icon .navicon {
    background: #333;
    display: block;
    height: 2px;
    position: relative;
    transition: background .2s ease-out;
    width: 18px;
  }
  
  .header .menu-icon .navicon:before,
  .header .menu-icon .navicon:after {
    background: #333;
    content: '';
    display: block;
    height: 100%;
    position: absolute;
    transition: all .2s ease-out;
    width: 100%;
  }
  
  .header .menu-icon .navicon:before {
    top: 5px;
  }
  
  .header .menu-icon .navicon:after {
    top: -5px;
  }
  
  /* menu btn */
  
  .header .menu-btn {
    display: none;
  }
  
  .header .menu-btn:checked ~ .menu {
    max-height: 240px;
  }
  
  .header .menu-btn:checked ~ .menu-icon .navicon {
    background: transparent;
  }
  
  .header .menu-btn:checked ~ .menu-icon .navicon:before {
    transform: rotate(-45deg);
  }
  
  .header .menu-btn:checked ~ .menu-icon .navicon:after {
    transform: rotate(45deg);
  }
  
  .header .menu-btn:checked ~ .menu-icon:not(.steps) .navicon:before,
  .header .menu-btn:checked ~ .menu-icon:not(.steps) .navicon:after {
    top: 0;
  }
  
  /* 48em = 768px */
  
  @media (min-width: 48em) {
    .header li {
      float: left;
    }
    .header li a {
      padding: 20px 30px;
    }
    .header .menu {
      clear: none;
      float: right;
      max-height: none;
    }
    .header .menu-icon {
      display: none;
    }
  }
  .blue  {
    display: block;
    position: relative;
    height: 800px;
    background-color:white;
    opacity: 0.9;
    padding-left: 60px;
  }
.flip-card {
    background-color: transparent;
    width: 300px;
    height: 300px;
    perspective: 1000px;
  }
  
  .flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);
  }
  
  .flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
  }
  
  .flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
  }
  
  .flip-card-front {
    background-color: #bbb;
    color: black;
  }
  
  .flip-card-back {
    background-color: #2980b9;
    color: white;
    transform: rotateY(180deg);
  }
  @media (min-width: 992px){

  .blue{
    height:100vh;
    background-color:white;
    opacity: 0.9;
  }
  .rowHeight{
    height: 250px;
  }
}