.main h2{
background:url(image/h.gif);
height:28px;
}
.conts div{
margin-bottom:30px;
padding-left:40%;
line-height:160%;
}
.main h3{
display:block;
text-indent:-999em;
height:15px;
margin-bottom:20px;
}
.sub1{background:url(image/h1.gif) no-repeat;}
.sub2{background:url(image/h2.gif) no-repeat;}
.cont1{background:url(image/back1.jpg) no-repeat;}
.cont2{background:url(image/back2.jpg) no-repeat;}