hr {border-style: none;
    border-top-style: dotted;
    border-color: rgb(64, 64, 64);
     border-width: 5px;}
     
     body {background-color:#bfd9d9;}
     
     table, td, th {border: 2px solid;}
     table { border-collapse: collapse;}
h1 {
    color: #1f7979;
}
h2 {
    color: #459999;
}