//CSS Code for diagrams
<style>
            body{text-align:center;color:chartreuse}
            h1{color:cyan;text-align:center;font-size:90px;font-family:Algerian;text-shadow:4px 4px green}
            table{background-image:radial-gradient(violet,magenta,deeppink,purple);text-align:center;border:3px chartreuse solid;}
            td{height:200px;width:250px;text-align:center;}
            a{border:2px black;}
            .imgs{height:200px; width:250px;}  
            
#footer {
    background-color: rgb(77, 77, 77);
    color: #fff;
    text-align: center;
    padding: 20px;
    font-family: 'Courier New', Courier, monospace;
    position: fixed;
    bottom: 0;
    width: 100%;
  }
  
  .footer-content {
    max-width: 800px;
    margin: 0 auto;
  }
  .Next{color:red;}
  #logout{background-color: aqua;}
  #log{color:rgb(122, 73, 236);display:inline;}
        </style>