body {font-family: Arial, Helvetica, sans-serif;font-size: 10pt;margin: 0;background-color: #000000;}
@media screen and (max-width: 450px)
{
    #container {width: 100%; margin: auto;}
}
@media screen and (max-width: 1200px) and (min-width: 451px)
{
    #container {width: 100%; margin: auto;}
}
@media screen and (min-width: 1201px)
{
    #container {width: 1200px; margin: auto;}
}