body { background-color: white; color: black;
  margin-left: 2em; margin-right: 2em; }

hr { width="800"  }

h1 { background-color: green; color: white; 
    padding-top: 0.2em;padding-bottom : 0.2em;padding-left: 1em;
  font-size: 1em; width="800"; height="15"; }

table, td, th {  cellpadding="100";border-width: 0.5px; 
                 border-color: green; line-height:25px;font-size: 1em; }
th { background: #98fb98;font-weight:normal ;}
td { background: #CCFFCC ;}


a:link { color: #0000FF; }
a:visited { color: #0000FF; }
a:hover { color: #FFCC00; }

width="800" ;
border-width: 0px;
 border-style: solid; 
border-color: green;
 line-height:25px;
font-size: 1em; 
<table cellpadding="10">
background: #CCFFCC;