#back_ground{
display:block;
width:995px;
height=10000000000000000px;
background-color:#FFFFFF;
margin-left:auto;
margin-right:auto;
}

#wrapper{
font-family: Arial;
color:#333333;
font-size: 12px;
line-height: 25px
}
.title{
font-size:14px;
font-weight:bold;
color:#2bafa5;
}
.dec{
color:#000000;
font-size: 13px;
font-weight:bold;
font-style:italic;
}

.centerPic{
display: block;
margin-left: auto;
margin-right: auto;
}