.page {
    width: 100%;
    overflow: hidden;
    color: #333333;
}
.header {
    width: 100%;
    height: 1rem;
    display: flex;
    padding: 0 .24rem;
    box-sizing: border-box;
    align-items: center;
    background-color: #ffffff;
    position: fixed;
    z-index: 9999;
}
.header .logo {
    width: 1.9rem;
    height: .65rem;
}
.header .logo img {
    width: 100%;
    height: 100%;
    display: block;
}
.header .center_box {
    flex: 1;
}
.header .nav_icon {
    width: .46rem;
    height: .34rem;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    flex-direction: column;
    position: relative;
}
.header .nav_icon .single_icon {
    width: .35rem;
    height: .04rem;
    background-color: #999999;
    border-radius: .05rem;
    position: absolute;
}
.header .nav_icon .icon_one {
    top: 0;
    transition: all ease .35s;
    -moz-transition: all ease .35s;
    -webkit-transition: all ease .35s;
    -o-transition: all ease .35s;
}
.header .nav_icon .icon_two {
    top: .1rem;
    transition: all ease .35s;
    -moz-transition: all ease .35s;
    -webkit-transition: all ease .35s;
    -o-transition: all ease .35s;
}
.header .nav_icon .icon_three {
    top: .2rem;
    transition: all ease .35s;
    -moz-transition: all ease .35s;
    -webkit-transition: all ease .35s;
    -o-transition: all ease .35s;
}
.menu_box {
    width: 100%;
    background-color: #fff;
    position: absolute;
    font-size: .22rem;
    z-index: 999;
    top: 1rem;
    display: none;
}
.menu_box ul {
    width: 100%;
}
.menu_box ul li {
    width: 100%;
    border-bottom: .02rem solid #eeeeee;
    box-sizing: border-box;
}
ul>li {
    list-style: none;
}
.menu_box ul li a {
    padding: .4rem .24rem;
    display: block;
    width: 100%;
    height: 100%;
    font-size: .3rem;
}
a {
    background-color: transparent;
    text-decoration: none;
    color: #333;
}
.menu_box ul .versions {
    width: 100%;
    border-bottom: .02rem solid #eeeeee;
    background-color: #fff;
    display: none;
}
.menu_box ul .versions a {
    display: block;
    width: 100%;
    height: 100%;
    padding: .4rem .64rem;
    box-sizing: border-box;
    color: #666666;
}
.product_center {
    padding: .54rem .26rem 0 .26rem;
    box-sizing: border-box;
    background-color: #4a443f;
    /* margin-bottom: 1.1rem; */
}
.product_center .merchant_enter {
    padding-top: 36px;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    padding-bottom: .96rem;
}
.product_center .merchant_enter li {
    font-size: .26rem;
    line-height: .8rem;
    margin-right: .62rem;
    margin: 0 auto;
}
.product_center .merchant_enter li a {
    color: #fff;
}
.product_center .hotline {
    width: 100%;
    border: 1px solid #fff;
    border-radius: .03rem;
    font-size: .28rem;
    color: #fff;
    text-align: center;
    line-height: .86rem;
    margin-bottom: .5rem;
}
.product_center .company {
    font-size: .18rem;
    color: #fff;
    width: 100%;
    text-align: center;
    line-height: .4rem;
}