.icon-company{background: url('../images/sprite.png') no-repeat 0px 0px;background-size: 63px 63px;width: 24px;height: 24px;}
.icon-qizhidao{background: url('../images/sprite.png') no-repeat -39px 0px;background-size: 63px 63px;width: 24px;height: 24px;}
.icon-san{background: url('../images/sprite.png') no-repeat -39px -39px;background-size: 63px 63px;width: 4px;height: 9px;}
.icon-telephone{background: url('../images/sprite.png') no-repeat 0px -39px;background-size: 63px 63px;width: 24px;height: 24px;}