footer{padding-bottom:70px;}
.top_ico{bottom:60px;}
.page_bar{
    z-index: 9990;
    background-color: #fef8f3;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    overflow: hidden;
    padding: 10px 5px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    opacity: .9;
}
.page_bar a {
    display: inline-block;
    height: 35px;
    line-height: 35px;
    background-color: #59e0a6;
    border-radius: 18px;
    color: #fff;
    font-size: 16px;
    padding: 0 10px 0 4px;
}
.page_bar a i {
    width: 20px;
    height: 20px;
    margin-right: 2px;
}
.page_bar a i, .page_bar a span {
    vertical-align: middle;
    display: inline-block;
}
.page_bar a i.ico_1 {
    background: url(../images/p_ico_1.png) center no-repeat;
    background-size: cover;
}
.page_bar a i.ico_2 {
    background: url(../images/p_ico_2.png) center no-repeat;
    background-size: cover;
}
.page_bar a i.ico_3 {
    background: url(../images/p_ico_3.png) center no-repeat;
    background-size: cover;
}