.float {
    position: fixed;
    bottom: 100px;
    right: 15px;
    z-index: 200;
}
ul {
    list-style: none;
}
.float ul li {
    width: 75px;
    /* height: 61px; */
    padding-top: 5px;
    font-size: 12px;
    text-align: center;
    position: relative;
    background: #0768ab;
    border-bottom: 1px solid #fff;
}
 a:visited {
    text-decoration: none;
    outline: none;
    color: #666666;
}
.float ul li .apic {
    height: 30px;
}
.apic {
    width: 100%;
    overflow: hidden;
    position: relative;
}
.apic img {
    transition: 0.5s;
}
.middleCenter {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    max-width: 100%;
    max-height: 100%;
    display: block;
    vertical-align: middle;
    text-align: center;
    margin: auto;
}
img {
    border: 0;
    max-width: 100%;
}
.apic:after {
    content: "";
    display: block;
    padding-bottom: 100%;
}
.float ul li .bt {
    color: #fff;
}
.float ul li .hover {
    position: absolute;
    bottom: 3px;
    right: 58px;
    width: 160px;
    padding: 15px;
    background: #0768ab;
    display: none;
    color: #fff;
    border-right: 2px solid rgba(255, 255, 255, 0);
    font-size: 16px;
}
.float ul li .hover a {
    color: #fff;
}