html, body {
    padding: 0;
    margin: 0 auto;
    font-size: 10px;
    background: #F5F5F5;
    color: #333333;
    width: 100%;
    font-family: Helvetica;
}
ul {
    padding: 0;
    margin: 0;
}
ul li {
    list-style: none;
}
a {
    cursor: pointer;
    text-decoration: none;
    color: #333333;
}
.htmlBox {
    position: absolute;
    width: 100%;
    height: 100%;
    background: #f5f5f5;
}
.nav-share {
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1300;
    opacity: 0;
    cursor: pointer;
    display: none;
    top: 0;
}
.share-wrap {
    position: absolute;
    text-align: center;
    bottom: 40px;
    width: 100%;
}
.share-box {
    text-align: center;
    font-size: 13px;
    color: #bbbbbb;
    padding-bottom: 35px;
    padding-top: 20px;
}
.share-ul {
    width: 100%;
    text-align: center;
}
.share-box .share-ul li {
    width: 105px;
    display: inline-block;
    text-align: center;
    margin-bottom: 15px;
    cursor: pointer;
}
.share-box .share-ul li:nth-child(1) a {
    background: #1dc353;
}

.share-box .share-ul li a {
    display: inline-block;
    width: 50px;
    height: 50px;
    border-radius: 50px;
}
.share-box .share-ul li:nth-child(2) a {
    background: #f74964;
}
.share-box .share-ul li:nth-child(3) a {
    background: #ffce00;
}
.share-box .share-ul li a i {
    margin-top: 13px;
}
.icon {
    display: inline-block;
    vertical-align: text-bottom;
    background: url(icon.png) no-repeat;
    cursor: pointer;
    background-size: 250px 250px;
}
.icon-wx {
    width: 30px;
    height: 25px;
    background-position: 0px -78px;
}
.icon-wb {
    width: 30px;
    height: 25px;
    background-position: -100px -78px;
}
.icon-qqZone {
    width: 30px;
    height: 25px;
    background-position: -185px -79px;
}
.icon-white-close {
    background-position: -110px 0;
    width: 30px;
    height: 30px;
}