*{
   margin: 0px;
   
}
.topic{
    padding-left: 10px;
    padding-bottom: 10px;
    width: 240px;
    margin-right: 700px;
    display: inline-block;
    background-color:#fefefe;
    clip-path: polygon(0 0, 80% 0, 100% 100%, 0 100%);
}
nav{    
    display: inline-block;
    padding-bottom: 10px;
}
a{
    font-size:25px;
    padding: 8px;
    margin-left:30px ;
    text-decoration: none;
    color: rgb(222, 205, 205) ;
    opacity: 0.5;
}
#header{
    height: 55px;
    width: 100%;
    position: fixed;
    background-color: rgba(0,0,0,0.4)   
}
a:hover{
    opacity: 1;
    color: white;
    transition: color 0.5s ease-in-out 0s;
}
#header:hover{
    background-color: rgba(0,0,0,1)   
}
img{
    opacity: 0.8;
}
img:hover{
    opacity: 1.0;
}
.para{
    background-color: #070e1b;
    padding-bottom: 30px;
}
.para-content{
    margin: 10px;
    color: #fefefe;
    font-size: 19px;
    margin-left: 140px;
    font-family:Verdana, Geneva, Tahoma, sans-serif;
}
h2{
    font-size: 30px;
    color: cyan;
    margin-left: 15px;
}
.cse{
    margin-left: 0px;
    color: navajowhite;
}
@keyframes example{
    0%{opacity: 0.5; font-size: 20px;}
    100%{opacity: 1; font-size: 40px;}
}
.about{
    color: white;
     text-align: center;
      padding-bottom: 100px; 
      animation-duration: 4s;
      animation-iteration-count: infinite;
      animation-name: example;
      font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
.achie{
    font-size: 25px;
    color: lightsteelblue;
    margin-bottom: 5px;
    font-style: italic;
}
@keyframes example1{
    0%{opacity: 0.5; font-size: 20px; } 
    100%{opacity: 1; font-size: 40px; color: rgb(184, 168, 28);}
}
@keyframes example2{
    0%{opacity: 1; font-size: 40px; color: rgb(184, 168, 28);}
    100%{opacity: 0.5; font-size: 20px;}
}
.cap1{
      animation-duration: 3s;
      animation-iteration-count: 2;
      animation-name: example1;
}
.cap2{
    animation-duration: 3s;
    animation-iteration-count: 2;
    animation-name: example2;
}
.fa {
    padding: 25px;
    font-size: 20px;
    width: 20px;
    text-align: center;
    text-decoration: none;
    margin: 5px 5px;
    border-radius: 50%;
  }
  div.scroll-container {
    background-color:#070e1b;
    overflow: auto;
    white-space: nowrap;
    padding: 30px;
  }
  
  div.scroll-container img {
    padding: 10px;
    height: 400px;
  }
  footer{
    padding-top: 10px;
  }