.bd1px{1px solid #254883}
.proverison li{ float:left; margin-left:20px;}
.proname{ width:200px;}
.proverison .exe{ margin-left:50px;}
.proverison .zip{ margin-left:100px;}
.proverison .size{ margin-left:30px;}
.proverison .red{ color:#F00}
.proverison .sfsdf{ line-height:15px;}
.proverison .buy{ margin-left:40px;}
.whybuyit{ width:350px; float:left;}
.catchshareit{width:330px; float:left;}