@charset "gbk";
.tip_copy {
    position: fixed;
    z-index: 1200;
    width: 9rem;
    /*height: 2rem;*/
    background: rgba(0,0,0,0.5);
    color: #fff;
    line-height: 2rem;
    top: 50%;
    left: 50%;
    margin-top: -2rem;
    margin-left: -4.9rem;
    text-align: center;
    border-radius: 0.5rem;
    font-size: 0.6rem;

    word-wrap: break-word;
    word-break: normal;
    padding: 0 0.4rem;
}

.promotion_goBack{
    height: 44px;
    background-color: #fff;
    color:#f43c24;
    text-align: center;
    line-height: 44px;
    font-size: 0.8rem;
    font-weight: bold;
    position: relative;
}
.btn_back{
    position: absolute;
    width:1rem ;
    height: 1rem;
    left: 0.18rem;
    top:0.4rem;
    line-height: 1rem;
}
.btn_back img{
    widows: 100%;
}