.side-bar{bottom:200px;position:fixed;right:10px;z-index:999;}
.side-bar a{display:block;cursor:pointer;width:46px;height:46px;line-height:46px;background:var(--san-service-background-color);position:relative;text-align:center;box-sizing:border-box;border-radius:5px;}
.side-bar a+a{margin-top:10px;}
.m-navright .href a {
    display: block;
    cursor: pointer;
    width: 46px;
    height: 46px;
    line-height: 46px;
    background: var(--san-service-background-color);
    position: relative;
    text-align: center;
    box-sizing: border-box;
    border-radius: 5px;
    margin-bottom: 10px; 
}
.side-bar a i{display:inline-block;font-size:30px;color: var(--san-service-icon-color);}
.side-bar a:last-child i{font-size:30px;}
.side-bar a:hover{background: var(--san-service-background-color-hover);}