html,body{
    margin: 0px;
    padding: 0px;
    height: 100%;
}
.tprincipal
{
    height: 100%;
}
.fondocolor
{
    background-color:#E5E5E5;
}
.fondoblanco
{
    background-color:#FFFFFF;
}
.fondogris
{
    background-color:#CCCCCC;
}
.fondoazulosc
{
    background-color:#336699;
}
.blanco
{
    color: #FFFFFF;
    font-family: Tahoma, Arial;
    text-decoration: none;
    font-size: 10px;
}
.gris
{
    color: #999999;
    font-family: Tahoma, Arial;
    text-decoration: none;
    font-size: 10px;
}
.normal
{
    color: #666666;
    font-family: Tahoma, Arial;
    text-decoration: none;
    font-size: 11px;
}
.azulosc
{
    color: #336699;
    font-family: Tahoma, Arial;
    font-size: 11px;
}