.piaochuang {
    position: fixed;
    top: 300px;
    left: 2%;
    width:7%;
    height: 320px;

}

.bay_center {
    width: 100%;
}

.bay_center a img {
    width: 100%;
    height: auto;
}

.bay_close {
    height: 30px;
    line-height: 30px;
    padding-left: 2px;
    text-align: left;
    color: #444444;
    font-size: 14px;
    cursor: pointer;
}

.bay_text {
    width: 100%;
    height: 40px;
    line-height: 40px;
    text-align: center;
    color: #000;
    font-size: 16px;
}