body
{
    background-color: red;
}

h1
{ 
font-size: 300%;
color: black;
font-family: arial;
position: relative;

}

h2
{ font-size: 100%;}

p
{ font-size:100%;}

table
{
    border: 1px solid green; 
     padding: 10px;
}
th
{
    font-family: sans-serif;
    color: darkred;
    font-size: 200%;
    
}

#nvth
{
    font-family: sans-serif;
    color:blue;
    font-size:100%;
    
}
td
{
    font-family:sans-serif;
    color:green;
    font-size: 100%;
    border: 2px solid black;
    padding: 10px;
    
}

#nvtd
{
    font-family:sans-serif;
    color:green;
    font-size: 100%;
    border: none;
    margin: 10px;
}