#app{
    position: fixed;
    width: 100%;
    height: calc(100% - 65px);
    top: 0;
    left: 0;
}
#app iframe{
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    display: block;
    width: 1px;
    min-width: 100%;
    height: 1px;
    min-height: 100%;
    border: 0;
    overflow: hidden;
}
#app .cicle{
    position: absolute;
    right: 0;
    bottom: 70px;
    z-index: 10;
}
#sidebar3{
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px 20px;
}
#sidebar3 .back{
    display: block;
    text-align: center;
}
#sidebar3 .back h2{
    text-align: center;
    color:#fff;
    font-weight: 400;
    font-size: 18px;
}
#sidebar3 .back img{
    width: 38px;
    height: 38px;
}
#sidebar3 .sidebar{
    margin: 15px 0 0;
}
#sidebar3 .sidebar li+li{
    margin-top: 18px;
}
#sidebar3 .sidebar li img{
    width: 100px;
    border-radius: 10px;
}
#sidebar3 .sideShare{
    margin: 15px 0;
    display: flex;

}
#sidebar3 .sideShare li+li{
    margin-left: 10px;
}
#sidebar3 .close-sidebar span{
    color:#fff;
    font-size: 40px;
}