#san_body{
margin-top:5px;
width:720px;
background-color:#FFFFFF;
padding-top:5px;
overflow:hidden;
}
#body_left{
float:left;
width:180px;
text-align:left;
padding-left:10px;
}
#body_left_top_text{
margin-top:10px;
}
#backgroundcccccc{
background-image:url(../_images/backgroundcccccc.jpg);
background-repeat:repeat-x;
height:1px;
}
.left_top_text_block{
margin-left:10px;
overflow:hidden;
margin-bottom:-5px;
clear:both;
}
.left_top_text{
margin-left:5px;
float:left;
font:Arial;
font-size:11px;
font-weight:bold;
color:#303030;
}
.left_top_text a{
margin-left:5px;
float:left;
font:Arial;
font-size:11px;
font-weight:bold;
color:#303030;
text-decoration:none;
}
.left_top_text a:hover{
color:#000000;
text-decoration:none;
}

<!-- start of CSS of body central part-->

#body_center{
margin-left:-80px;
overflow:hidden;
width:360px;
}
#san_main_body{
margin-top:12px;
}
#welcome_san{
padding-left:10px;
font-size:14px;
color:#48A6EF;
font-weight:bold;
text-align:left;
}
#welcome_san_main{
padding-left:10px;
font-size:12px;
color:#48A6EF;
font-weight:bold;
text-align:left;
}
#welcome_san_intext{
padding-left:10px;
margin-top:10px;
}
#text_read_more{
margin-top:5px;
margin-right:5px;
text-align:right;
color:#333333;
}
#text_read_more a{
margin-top:5px;
margin-right:5px;
text-align:right;
text-decoration:none;
color:#333333;
}
#text_read_more a:hover{
text-decoration:underline;
color:#000000;
}
.national_congress_left{
float:left;
margin-left:10px;
margin-top:10px;
width:160px;
}
<!-- end of CSS of body central part-->
<!-- CSS for executive committee-->
#executive_committee{
margin-top:10px;
width:540px;
}
<!-- End Of CSS for executive committee-->
<!-- Start Of CSS for monthly quiz-->
#quiz_question{
margin-top:10px;
margin-left:10px;
color:#00CC66;
}
#radio_button{
padding-top:5px;
padding-left:5px;
}
#radio_button input{
word-spacing:10px;
}
<!-- End Of CSS for monthly quiz-->