body {
  font-family: Arial, Helvetica, sans-serif;
}

#body{
  background-image: url(index2.jpg);
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: 100%;
}


.progress-container {
  width: 100%;
  height: 8px;
  position: fixed;
  top: 95%;
  z-index: 100;
}

.progress-bar {
  height: 30px;
  width: 0%;
  z-index: 100;
}

.content {
  padding: 100px 0;
  margin: 50px auto 0 auto;
  width: 80%;
  z-index: 100;
}


.flip-card {
  background-color: transparent;
  width: 300px;
  height: 300px;
  perspective: 10000px;
 
}

.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);
  border-radius: 30px;
}

.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);
  border-radius: 30px;
}

.button {
    background-color: #ddd;
    border: none;
    color: black;
    padding: 20px 60px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    margin: 20px 10px;
    border-radius: 16px;
    font-size: 22px;
    transition: 2s;
    z-index: 99;
  }

  .btn1 {
    display: none;
  }

  .btn1:hover{
    opacity: 0.5;
    border-radius: 30px;
  }

  @media screen and (max-width: 550px) {
    .btn1{
      display: inline-block;
      background-color: #6b6866;
      border: none;
      color: white;
      padding: 6px 12px;
      text-align: center;
      font-size: 16px;
      margin: 4px 2px;
      opacity: 1;
      transition: 0.3s;
      cursor: pointer;
      position: relative;
    }
  }


  img.rounded-corners {
    border-radius: 30px;
  }

  .explore h2{
    display: flex;
    position: absolute;
    padding: 20px 60px;
    background-color: orange;
    color: black;
    margin: 30px;
    border-radius: 30px;
  }

  img.explorepic{
    width: 70%;
    margin-top: 130px;
 
  }

  .explore h2:hover{
    background-color: rgba(255, 166, 0, 0.678);
    color: floralwhite;
    border-radius: 20px;
    opacity: 0.8;
  }

 
  
.container img {
 float: center;
 position: relative;
}

.container .btn {
  position: relative;
  top: 90%;
  left: -5%;
  bottom: -20%;
  transform: translate(-60%, -140%);
  -ms-transform: translate(-60%, -140%);
  background-color: #555;
  color: white;
  font-size: 16px;
  padding: 6px 12px;
  border: none;
  cursor: pointer;
  border-radius: 5px;
  text-align: center;
}

.container .btn:hover {
  background-color: black;
}

@media screen and (max-width:550px){
  .container img {
    display: none;
   }
   
   .container .btn {
    display: none;
   }
   
   .container .btn:hover {
    display: none;
   }
}

@media screen and (max-width:900px){
  .container .btn {
    position: relative;
    top: 90%;
    left: -5%;
    bottom: -20%;
    transform: translate(-60%, -105%);
    -ms-transform: translate(-60%, -105%);
    padding: 3px 6px;
  }
}

#header{
  height: 18vh;
  width: 100%;
  position: fixed;
  z-index: 101;
}


@media screen and (max-width:550px){
  #header{
    height: 7vh;
    position: absolute;
  }

  #body{
   background: none;
  }
  
}

#content1{
  width: 100%;
  position: fixed;
  z-index: 100;
  right: 2px;
  background-color: white;
  top: 0px;
}

#cards{
  width: 100%;
  padding-top: 110px;
  position: relative;
}