.kefu-view{
    position: fixed;
    bottom: 15%;
    right: 0;
}
.kefu-view li{
    width: 60px;height: 60px;
    background-color: #d8d8d8;
    margin-bottom: 3px;
    cursor: pointer;
    position: relative
}
.kefu-view .liuyan{
    background-image: url('../images/kepu_key1.png');
    background-repeat: no-repeat;
    background-position: center 13px
}
.kefu-view .phone{
    background-image: url('../images/kepu_key2.png');
    background-repeat: no-repeat;
    background-position: center 13px
}
.kefu-view .wx{
    background-image: url('../images/kepu_key3.png');
    background-repeat: no-repeat;
    background-position: center 13px
}
.kefu-view .qq{
    background-image: url('../images/kepu_key4.png');
    background-repeat: no-repeat;
    background-position: center 9px;
}
.kefu-view li .virew{
    position: absolute;
    right: -20px;
    height: 100%;
    background: #c7292f;
    line-height: 60px;
    padding: 0 20px;
    padding-right: 40px;
    white-space: nowrap;transition: all 0.5s;-webkit-transition: all 0.5s;
    transform: translateX(100%);-webkit-transform: translateX(100%)
}
.kefu-view li:hover .virew{
    transform: translateX(0);-webkit-transform: translateX(0)
}
.kefu-view li .virew a{
    color: #fff;
    font-size: 18px;
}
.kefu-view li .virew i{
    width: 37px;height: 40px;display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
}
.kefu-view .liuyan .virew i{
    background-image: url('../images/kepu_key1.png');
    background-repeat: no-repeat;
    background-position: center -65px;
}
.kefu-view .phone .virew i{
    background-image: url('../images/kepu_key2.png');
    background-repeat: no-repeat;
    background-position: center -65px;
}
.kefu-view .wx .virew i{
    background-image: url('../images/kepu_key3.png');
    background-repeat: no-repeat;
    background-position: center -65px;
}
.kefu-view .qq .virew i{
    background-image: url('../images/kepu_key4.png');
    background-repeat: no-repeat;
    background-position: center -65px;
}
.kefu-view .wximg{
    width: 80px;height: 80px;position: absolute;
    left: -100px;
    top: 50%;
    margin-top: -40px;
    z-index: -1;
    opacity: 0;
    transition: all 0.5s;
    -webkit-transition: all 0.5s; 
}
.kefu-view .wx:hover .wximg{
    opacity: 1;
    z-index: 1;
    left: -90px;
}
.kefu-view .wximg img{
    width: 100%;height: auto;
}