design.css

body, html {
    height: 100%;
    font-family: "Georgia", serif;
    background-color:lightgrey;
    background-image: linear-gradient(to left, rgba(255,0,0,0.1),whitesmoke,rgba(255,74,74,0.3));
  }
  .center{
    display: block;
    margin-left: auto;
    margin-right: auto;
    }
  .pic{
    float:right;
  }
  .small{
    font-size: x-small;
  }
  .top{
    position:fixed;width:100%;z-index:1;
    top:0;
  }
 .heading{
     float: right;
     font-weight: bolder;
 }
 h2,p,h3,h4,h1{
   text-align: center;
 }
 h2,h3{
  text-shadow: 2px 2px 10px violet;
 }
 h4{
   text-shadow: 2px 2px 10px violet;
 }
 img{
  display: block;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid black;
}
.vid{
  transform: translate(-50%, -50%);
  position: absolute;
  top: 160%;
  left: 50%;
}
.card {
  box-shadow: 0 4px 8px 0 deeppink;
  transition: 0.3s;
  width:1200px;
  border-radius: 10px;
}
.card:hover {
  box-shadow: 0 8px 16px 0 powderblue;
}
.card1{
  box-shadow: 0 4px 8px 0 deeppink;
  transition: 0.3s;
  width:1240px;
  border-radius: 10px;
}
.card1:hover {
  box-shadow: 0 8px 16px 0 powderblue;
}
p{
  line-height: 1.6;
}
 .logo{
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0, 0.4); /* Black w/opacity/see-through */
    border: 3px solid black;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: 12%;
    padding: 10px;
    align-content: center;
 }
 
 .bg {
    background-position: center;
    background-size:1290px 650px;
    background-repeat: no-repeat;
    background-image: url("sample.jpg");
    border: 2px solid pink;
    position: static; 
    height: 65%;  
    filter: blur(1.8px);
    -webkit-filter: blur(1.8px);
  }

 ul {
    list-style-type: none;
    margin: 0;
    padding: 5px;
    overflow: hidden;
    background-color:black; 
    text-align: center;
    width: auto;    
  }
  
  li {
    float: left;
    color: whitesmoke;
  }
  
  li a, .dropbtn {
    display: inline-block;
    color: whitesmoke;
    text-align: center;
    padding: 14px 12px;
    text-decoration: none;
  }
  
  li a:hover, .dropdown:hover .dropbtn {
    background-color:pink;
    color:black;
    border-radius: 10px 0px 10px 0px;
  }
  li.dropdown {
    display: inline-block;
  }
  
  .dropdown-content {
    display: none;
    position: absolute;
    background-color:black;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
  }
  
  .dropdown-content a {
    color:whitesmoke;
    padding: 12px 12px;
    text-decoration: none;
    display: block;
    text-align: left;
  }
  
  .dropdown-content a:hover {background-color:pink;}
  
  .dropdown:hover .dropdown-content {
    display: block;
  }

  .flip-card {
    background-color: transparent;
    width:480px;
    height: 268px;
    perspective: 1000px;
    display: block;
  margin-left: auto;
  margin-right: auto;
  border: 1px solid black;
    
  }
  
  .flip-card-inner {
    position: relative;
    width: 40%;
    height: 40%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
  }
  
  .flip-card:hover .flip-card-inner {
    transform: perspective(600px) 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 {
    color:black;
    text-align: center;
    transform: perspective(600px) rotateY(180deg);
  }