body 
{
    margin: 0;
	padding: 0;
	font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 100%;
    line-height: 1.5;
	background: url('../images/dot_bg.gif') repeat;
	color: #FFFFFF;
}

.main_body
{
    width: 900px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 100px;
    margin-top: 20px;
}

.color_g{color: #00FFFF}
.color_b{color: #33FFFF}
.color_r{color: #FF0000}

.center{text-align: center;}

.t_a_c{text-align:center;}

.f_l{float:left;}
.f_r{float:right;}
.clear{clear:both;}

.full_image{width: 100%; padding-bottom: 20px;}

a {color: #00FF00;text-decoration: none;}

.footer{margin: 10px auto 20px auto; padding: 5px; width: 800px; text-align: center;}