/* ao_div1 */
img{
    width: 100%;
    height: 100%;
}
.ao_div1{
    /*border: 1px solid red;*/
}
.a1_top{
    color: #8a8a8a;
    font-family: "思源黑体 CN";
    font-size: 1rem;
    line-height: 2.5;
    text-indent: 0.2rem;
    margin-top: 0.5rem;
}
.a1_top a{
    color: #8a8a8a;
    display: inline-block;
}
.a1_top svg{
    vertical-align: middle;
}
/* ao_div2 */
html,
body {
    position: relative;
    height: 100%;
}

.swiper-container {
    width: 95%;
    height:auto;
    margin: auto;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}
/* ao_div3 */
.ao_div3{
    width: 95%;
    margin: 1rem auto 2rem auto;
    background: #FFFFFF;
    color: #42403e;
    font-family: "思源黑体 CN";
    padding-bottom: 0.05rem;
    /*border: 1px solid red;*/
}
.ao_div3 p{
    width: 92%;
    margin: auto;
}
.a3_tit1{
    font-size: 1.5rem;
    font-weight: bold;
    line-height: 2;
    border-bottom: 1px solid #bfbfbf;
}
.a3_tit2,.a3_tit3{
    font-size: 1rem;
    line-height:1.5;
}
.a3_tit2{
    padding-top: 0.8rem;
    padding-bottom: 0.8rem;
}
.a3_tit2 span,.a3_tit3 span{
    font-size: 1rem;
    margin-left: 0.5rem;
    opacity: 0.85;
}
.ashadow {
    position: relative;
}
/* 阴影 */
.ashadow::before,
.ashadow::after {
    content: '';
    z-index: -1;
    position: absolute;
    left: 13px;
    bottom: 15px;
    width: 70%;
    max-width: 300px; /* avoid rotation causing ugly appearance at large container widths */
    max-height: 100px;
    height: 55%;
    -webkit-box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    -moz-box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    box-shadow: 0 8px 20px 5px rgba(0, 0, 0, 0.28);
    -webkit-transform: skew(-15deg) rotate(-6deg);
    -moz-transform: skew(-15deg) rotate(-6deg);
    -ms-transform: skew(-15deg) rotate(-6deg);
    -o-transform: skew(-15deg) rotate(-6deg);
    transform: skew(-15deg) rotate(-6deg);
}
.ashadow::after{
    left: auto;
    right: 13px;
    -webkit-transform: skew(15deg) rotate(6deg);
    -moz-transform: skew(15deg) rotate(6deg);
    -ms-transform: skew(15deg) rotate(6deg);
    -o-transform: skew(15deg) rotate(6deg);
    transform: skew(15deg) rotate(6deg);
}
#ao_btn{
    width: 70%;
    height: 2.5rem;
    line-height:2;
    text-align: center;
    background: url("../img/ruler_yuyue.png") no-repeat;
    background-size: 100%;
    color: white;
    font-family: "思源黑体 CN";
    font-size: 1.2rem;
    letter-spacing: 0.2rem;
    margin: 1.7rem auto;
}
.swiper-pagination {
    position: absolute;
    text-align: right;
    transition: .3s opacity;
    transform: translate3d(0, 0, 0);
    z-index: 10;
    width: 20%;
    height: 1.95rem;
    font-size: 1rem;
    font-family: 'Microsoft YaHei UI';
    line-height: 1.95;
    color: #fff;
    background: url(../img/nubmer_bg.png) no-repeat;
    background-size: 100%;
    /* border: 1px solid red; */
    padding-right: 0.2rem;
    margin-left: 15.2rem;
    margin-bottom: -0.85rem;
}
/* ao_divimg */
.ao_divimg{
    width: 95%;
    margin: 0.5rem auto;
}

/* ao_div4 */
.ao_div4{
    width: 100%;
}