header {
    background-color: #BCDFDF;
    width: 100%;
    height: 300px;
}
main {
    background-color: #BCDFDF ;
    width: 100%;
    height: 400px;
}
aside {
    background-color: white;
    width: 100%;
    height: 800px;
}

nav {
    background-color: #BCDFDF;
    float: right;
    padding-top: 10px;
}
nav a {
    text-decoration: none;
    color: black;
    font-size: 24px;
    padding-inline-end: 20px;

}
h1 {
    padding-top: 70px;
    font-size: 50px;
    text-align: center;
    color: black;
}
*{
    margin-left: auto;
    margin-right: auto;
    margin-top: 0px;
}

img {
    display: flex;
    justify-content: space-between;
    border-radius: 50%;
    float: left;
    margin-left: 100px;
    margin-top: 20px;
    padding: 10px;
    box-shadow: 2px 2px 2px grey;
}

img:hover {
    box-shadow: 6px 6px 6px grey;
}


.cards {
    position: relative;
    display: inline-block;
  }
  .dropdown-content {
    display: none;
    position: absolute;
    opacity: .8;
    min-width: 300px;
    z-index: 1;
    border-radius: 90%;
    text-align: center;
    font-size: 24px;
    
  }
  .dropdown-content a {
    color: rgb(4, 28, 245);
    padding: 12px 16px;
    text-decoration: none;
    display: inline-block;
  }
  .dropdown-content a:hover {background-color:none ;
        opacity: .8;
        align-items: center;
        border-radius: 50%;
}
  .dropdown:hover .dropdown-content {
    display: block;
    text-align: center;
  }
  .dropdown:hover .dropbtn {
    background-color: #3E8E41;
  }

  .footer {
    background-color: #303036 ;
    color: #d3d3d3;
    height: 400px;
    position: relative;
    font-size: 18px;
}

.footer .footer-bottom {
   background-color: #343a40;
   color: #686868;
   height: 50px;
   text-align: center;
   position: absolute;
   bottom: 0px;
   left: 0px;
   padding-top: 20px;
   width: 100%;

}


.footer .footer-top {
   display: flex;
   height: 350px;
}

.footer .footer-top h4 {
   flex: 1;
   border: 2px solid white;
   margin-left: 30px;
   margin-top: 10px;
   text-align: center;
}

.footer .footer-top h4 span {
   color: aqua;
   font-size: 30px;
   font-family: 'Open Sans Condensed', sans-serif;
}


.footer .footer-top img {
    margin-left: 20px;
    border-radius: 30%;
    box-shadow: 2px 2px 2px grey;
    margin: 0px;
    float: left;
}


.footer .footer-top img:hover {
    box-shadow: 6px 6px 6px grey;
}


.footer .footer-top h4 p {
    font-size: 20px;
}
.footer .footer-top h4 p b {
    color: black;
}

 .icons a img {
    padding: 10px;

}