.side-bar a,.chat-tips i {background: url('/static/resource/images/right_bg.png') no-repeat;}
.side-bar {width: 66px;position: fixed;bottom: 153px;right: 73px;font-size: 0;line-height: 0;z-index: 100;}
.side-bar a {width: 66px;height: 66px;display: inline-block;margin-bottom: 2px;}
.side-bar a:hover {background-color: #669fdd;}
.side-bar .icon-qq {background-position: 0 -62px;}
.side-bar .icon-chat {background-position: 0 -130px;position: relative;}
.side-bar .icon-blog {background-position: 0 -198px;}
.side-bar .icon-mail {background-position: 0 -266px;}
.side-bar .icon-tg {background-position: 0 -266px;}
.side-bar .icon-qq:hover .qq-chat-tips {display: block;}
.side-bar .icon-chat:hover .ww-chat-tips {display: block;}
.side-bar .icon-blog:hover .yy-chat-tips {display: block;}
.side-bar .icon-mail:hover .mail-chat-tips {display: block;}
.side-bar .icon-tg:hover .telegram-chat-tips {display: block;}
.qq-chat-tips {padding: 20px;border: 1px solid #d1d2d6;position: absolute;right: 78px;top: 0px;background-color: #fff;display: none;}
.ww-chat-tips {padding: 20px;border: 1px solid #d1d2d6;position: absolute;right: 78px;top: 0px;background-color: #fff;display: none;}
.yy-chat-tips {padding: 20px;border: 1px solid #d1d2d6;position: absolute;right: 78px;top: 135px;background-color: #fff;display: none;}
.mail-chat-tips {padding: 20px;border: 1px solid #d1d2d6;position: absolute;right: 78px;top: 205px;background-color: #fff;display: none;}
.telegram-chat-tips {padding: 20px;border: 1px solid #d1d2d6;position: absolute;right: 78px;top: 270px;background-color: #fff;display: none;}
.qq-chat-tips i {width: 9px;height: 16px;display: inline-block;position: absolute;right: -9px;top: 80px;background-position:-88px -350px;}
.chat-tips img {width: 138px;height: 138px;}