.nd-sharebar-left { position: absolute; top: 168px; left: -65px; width: 50px; padding-top: 15px; background: #f7f7f7; }
.nd-sharebar-left.fixed { position: fixed; top: 70px; left: 50%; margin-left: -665px; }
.nd-sharebar-left .icon-share { position: relative; display: block; width: 100%; margin-bottom: 15px; }
.nd-sharebar-left .icon-share.last { margin-bottom: 0; }
.nd-sharebar-left .icon-share.like, .nd-sharebar-left .icon-share.comment { font-size: 12px; line-height: 1; text-align: center; color: #999; }
.nd-sharebar-left .icon-share.like:before, .nd-sharebar-left .icon-share.like::before, .nd-sharebar-left .icon-share.comment:before, .nd-sharebar-left .icon-share.comment::before { content: ''; display: block; margin: 0 auto 5px; background-image: url("../images/icon/sprite.png"); background-repeat: no-repeat; }
.nd-sharebar-left .icon-share.like:before, .nd-sharebar-left .icon-share.like::before { width: 23px; height: 21px; background-position: 0 -464px; }
.nd-sharebar-left .icon-share.like:hover { color: #fe791d; }
.nd-sharebar-left .icon-share.like:hover:before, .nd-sharebar-left .icon-share.like:hover::before { background-position: 0 -489px; }
.nd-sharebar-left .icon-share.comment:before, .nd-sharebar-left .icon-share.comment::before { width: 23px; height: 20px; background-position: -27px -464px; }
.nd-sharebar-left .icon-share.comment:hover { color: #fe791d; }
.nd-sharebar-left .icon-share.comment:hover:before, .nd-sharebar-left .icon-share.comment:hover::before { background-position: -27px -489px; }
.nd-sharebar-left .icon-share.weibo, .nd-sharebar-left .icon-share.qzone, .nd-sharebar-left .icon-share.weixin { position: relative; display: block; width: 50px; height: 30px; overflow: hidden; line-height: 10000%; }
.nd-sharebar-left .icon-share.weibo:before, .nd-sharebar-left .icon-share.weibo::before, .nd-sharebar-left .icon-share.qzone:before, .nd-sharebar-left .icon-share.qzone::before, .nd-sharebar-left .icon-share.weixin:before, .nd-sharebar-left .icon-share.weixin::before { content: ''; position: absolute; display: inline-block; top: 50%; left: 50%; background-image: url("../images/icon/sprite.png"); background-repeat: no-repeat; }
.nd-sharebar-left .icon-share.weibo:before, .nd-sharebar-left .icon-share.weibo::before { width: 24px; height: 20px; margin-top: -10px; margin-left: -12px; background-position: -54px -464px; }
.nd-sharebar-left .icon-share.weibo:hover:before, .nd-sharebar-left .icon-share.weibo:hover::before { background-position: -54px -489px; }
.nd-sharebar-left .icon-share.qzone:before, .nd-sharebar-left .icon-share.qzone::before { width: 23px; height: 23px; margin-top: -12px; margin-left: -12px; background-position: -110px -464px; }
.nd-sharebar-left .icon-share.qzone:hover:before, .nd-sharebar-left .icon-share.qzone:hover::before { background-position: -110px -489px; }
.nd-sharebar-left .icon-share.weixin:before, .nd-sharebar-left .icon-share.weixin::before { width: 24px; height: 19px; margin-top: -10px; margin-left: -12px; background-position: -82px -464px; }
.nd-sharebar-left .icon-share.weixin:hover:before, .nd-sharebar-left .icon-share.weixin:hover::before { background-position: -82px -489px; }