body {
    background-color: #fff;
}

.wrap {
    margin: 3.5rem 0 0 0;
}

.ch .nav-box,
.sp-app .nav-box,
.sp-app_b .nav-box,
.sp-app_c .nav-box,
.miniprogram .nav-box {
    top: 0;
}

.ch .wrap,
.sp-app .wrap,
.sp-app_b .wrap,
.sp-app_c .wrap,
.miniprogram .wrap {
    margin-top: 1.6rem;
}


/**************************************************
banner
**************************************************/


/**************************************************
t-box
**************************************************/

.t-box {
    position: relative;
    margin-bottom: 1rem;
}

.t-box,
.t-box .t-txt,
.js-product {
    overflow: hidden;
}


/**************************************************
t-tit
**************************************************/

.t-box .t-tit {
    height: 1.322rem;
    background: url('../images/title.png') no-repeat 50% 0;
    background-size: 12.16rem 6.61rem;
    position: relative;
}

.box-b .t-tit {
    background-position-y: -1.322rem;
}

.box-c .t-tit {
    background-position-y: -2.644rem;
}

.box-d .t-tit {
    background-position-y: -3.966rem;
}

.box-e .t-tit {
    background-position-y: -5.288rem;
}


/**************************************************
**************************************************/

.t-txt {
    margin-top: -0.5rem;
    padding: 1rem 0.2rem 0.5rem 0.2rem;
    background-color: #509aec;
}

.box-a .t-txt {
    background-color: #ffddaf;
}

.box-b .t-txt {
    padding: 0;
}

.box-e .t-txt {
    padding: 1rem;
    font-size: 0.64rem;
    color: #fff;
}

.box-e .t-txt p,
.box-e .t-txt img {
    margin-bottom: 0.6rem;
}

.box-e .t-txt .other {
    background-color: #3d80cb;
    padding: 0.43rem;
    border-radius: 0.3rem;
}

.box-e .t-txt .other p {
    margin: 0;
}

.t-box img {
    margin: 0 auto;
}


/**************************************************
nav-box
**************************************************/

.nav-box {
    position: fixed;
    right: 0;
    top: 1.8rem;
    left: 0;
    z-index: 11;
    background-color: rgba(0, 0, 0, .6);
    padding: 0.2rem;
}

.nav-box .nav-ul a {
    display: block;
    float: left;
    width: 20%;
    line-height: 1.3rem;
    text-align: center;
    border-radius: 0.1rem;
    color: #fff;
}

.nav-box .nav-ul a:nth-child(4n+0) {
    margin-right: 0;
}

.nav-box .nav-ul a.on {
    background-color: #ffc500;
    color: #ad4f08;
}