html,body {
    width: 100%;
    height: auto;
}

body {
    margin: 0;
    padding: 0;
    background-color: #FFFFFF;
    font-family: "微软雅黑", "黑体", Helvetica, Arial, sans-serif;
}

ul {
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.yohood_wrapper {
    position: relative;
    width: 100%;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

.yohood_main {
    position: relative;
    width: 100%;
    margin: 0 auto;
    max-width: 540px;
}

.yohood_main_ul li {
    position: relative;
    width: 100%;
    height: auto;
    overflow: hidden;
    float: left;
}
.yohood_main_ul li img {
    float: left;
}
#part_3 a {
    position: absolute;
    display: block;
    width: 100%;
    height: 20%;
    background-color: rgba(0,0,0,0.01);
    left: 0;
    top: 40%;
}

#part_5 a{
    position: absolute;
    display: block;
    width: 17%;
    height: 10%;
    background-color: rgba(0,0,0,0.01);
    left: 78%;
}

#part_6_1 {
    float: left;
    width: 100%;
    height: 2.5rem;
}

#part_6_1 img {
    position: fixed;
    bottom: 0;
}

#part_6_2 {
    float: left;
    width: 100%;
    height: 2.5rem;
}

#part_6_2 a {
    position: fixed;
    bottom: 0;
}

#btn_down_yohobuy {
    top: 18%;
}

#btn_down_yoho {
    top: 47%;
}

#btn_down_mars {
    top: 77%;
}