html ,body {
    width: 100%;
    height:100%;
    font-size: 16px;
    background-color: #fff;
    /*perspective: 400px;*/
}
img{
    width: 100%;
}
.head {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2vw;
    border-bottom: 1px solid #C8C8C8;
    height: 8vh;
}
.head .title{
    color: #000;
    font-weight: bold;
    font-size: 4vw;
}
.head >img{
    /*width: 20%;*/
    /*margin-top:5%;*/

}


.head .load{
    /*position: absolute;*/
    width: 10vw;
    height:10vw;
    line-height:10vw;
    /*top: 15%;*/
    /*right:1%;*/
    background-color: #fff;
    border-radius:50%;
    font-size: 4vw;
}
.head .userimage {
    /*position: absolute;*/
    width: 10vw;
    /*top: 15%;*/
    /*right:1%;*/

}
.backIndex {
    /*position: absolute;*/
    width: 8vw;
    /*height: 15vw;*/
    /*top: 13%;*/
    /*left: 7.5%;*/
}
.backIndex img {
    height:100%;
}


.user {
    /*display: none;*/
}
.user span {
    display: none;
}
.filter{
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 2vw;
    border-bottom: 4px solid #e6e6e6;
    height: 7vh;
}
.van-dropdown-menu__bar{
    padding: 0vw 3vw;
    border-radius: 4vw;
    font-size: 3.2vw;
    font-weight: bold;
    height: 6.5vw;
    box-shadow: none;
}
.van-dropdown-menu{
    margin-right: 2vw;
}
.van-dropdown-menu__title{
    line-height: 3vh;
    font-size: 3vw;
}
.van-ellipsis{
    font-size: 3.5vw;
}
.van-dropdown-menu__title::after {
    border-color: transparent transparent #FEA532 #FEA532;

}
.van-cell__title, .van-cell__value{
    font-size: 3vw;
}
.subject {
    width: 50%;
    top:19.3vw;
    left:0;
    height:17vw;
    background: #e8f5fd;
    border-bottom: 1px solid #a8c9dc;
    border-right:1px solid #a8c9dc;
    border-bottom-right-radius: 12vw;
    position: fixed;
    z-index: 10;

}
.subject span {
    position: absolute;
    z-index: 20;
    top: 8vw;
    left:11vw;
}
.grade span{
    position: absolute;
    z-index: 20000;
    background-color: #e8f5fd;
    display: inline-block;
    width: 63%;
    height:16vw;
    line-height: 20vw;
    top:0;
    left:10vw;
}
.subject-ul {
  display: none;
}
.zindex {
    z-index: 99;
}


.boxleft {
    position: absolute;
    width: 200%;
    background: #e8f5fd;
    border: 1px solid #a8c9dc;
    top:0;
    left:0;
    text-align: center;
    line-height: 9vw;
    border-bottom-right-radius:10vw ;
    border-bottom-left-radius:10vw ;
     display: block;
    font-size: 0.8rem;
}
.subject ul li:nth-child(1){
    margin-top: 15vw;
}

.subject img {
    position: absolute;
    width: 10%;
    right:10%;
    top: 9vw;
    z-index: 2;
}
.grade {
    width: 50%;
    top:19.3vw;
    height:17vw;
    background: #e8f5fd;
    border-bottom: 1px solid #a8c9dc;
    border-left:1px solid #a8c9dc;
    border-bottom-left-radius: 12vw;
    position: fixed;
    right: 0;
    z-index: 10;

}

.grade img {
    position: absolute;
    width: 10%;
    right:6%;
    top: 9vw;
    z-index: 2;
}

[v-cloak] {
    display: none;
}
.grade-div {
    display: none;
}
.boxRight{
    position: absolute;
    width: 200%;
    background: #e8f5fd;
    border: 1px solid #a8c9dc;
    top:0;
    left:-101%;
    text-align: center;
    line-height: 9vw;
    border-bottom-right-radius:10vw ;
    border-bottom-left-radius:10vw ;
    display: block;
    font-size: 0.8rem;
}

.grade ul:nth-child(1){
    width: 50%;
    float: left;
    max-height: 260px;
    overflow-y: scroll;
}
::-webkit-scrollbar {
    display: none;
}


.grade ul:nth-child(2){
    width: 50%;
    float: right;
    max-height: 260px;
    overflow-y: scroll;
}
.grade ul li:nth-child(1){
    margin-top: 15vw;
}
.grade ul:nth-child(1){
    margin-top: 3vw;
}


.book {
    /*margin-top: 38vw;*/
    overflow: auto;
    padding-bottom: 7vh;
    height: 83vh;

}
.onebook {
    width: 100%;
    position: relative;
    /*height: 49vw;*/
    padding: 5vw 2vw;
    border-bottom: 4px solid #e6e6e6;
    /*background-color: #f5f5f5;*/
    /*border-bottom: 20px solid #e6e6e6;*/
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}
.onebook #book {
    width: 25.5vw;
    height: 35vw;
    display: inline-block;
    /*border-top: 2px solid #fa8c8e;*/
    /*border-right: 2px solid #fa8c8e;*/
    background-color: #d2d2d2;
    transition: all 0.3s linear;
}
.onebook .book-message{
    position: relative;
}
.onebook .tip-icon{
    position: absolute;
    left: 0;
    top: 0;
    width: 10vw;
}
.onebook span{
    position: absolute;
    top: 5vw;
    margin-left: 1vw;
    width: 60%;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    color: #323232;
    font-size: 3.5vw;
}

.bookcover {
    width:100%;
    height:100%;
}

.borderbottom {
    width: 100%;
    height: 20px ;
    background-color: #e6e6e6;
}

.onebook a img {
    width: 30vw;
    height: 45vw;

}
.start {
    position: absolute;
    right: 5vw ;
    bottom: 5vw ;
    width: 24%;
    transition: all 2s;
}

.imgratate {
    transform: rotateX(180deg);

}
.public {
    color: rgb(252,184,139);
}
.animateMove {
    animation:toMove 0.2s linear 0s ;
}
.bookcoverScale{
 animation: toMove 0.2s linear 0s;
}




@keyframes toMove {
    from{
        transform: scale(1);
    }
    to {
        transform: scale(0.9);
    }
}


.botton {
    position: fixed;
    width: 100%;
    height:10vh;
    bottom: 0;
    left:0;
    color: #fff;
    background-color: rgba(20,20,20,0.7);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1vh;
}
.botton .left-box{
    display: flex;
    align-items: center;
}
.botton .left-box .logo{
    width: 7vh;
    height: 7vh;
}
.botton .left-box .msg{
    font-size: 3vw;
    margin-left: 2vw;
}
.botton .right-box{
    width: 24vw;
}
.botton img {

}
/*.botton div {*/
/*    !*display: inline-block;*!*/
/*    margin-top: 0.1vh;*/
/*    font-size: 0.8rem;*/
/*    margin-left:11vh;*/
/*}*/

.botton .downLoad {
    display: inline-block;
    position: absolute;
    right: 5vw ;
    top:50%;
    transform: translateY(-50%);
    height: 5vh;
    color: #fff;
    background-color:#fdd76e ;
    border:none;
    padding:0 10px;
    font-size: 0.8rem;
    text-align: center;
}
.botton a:hover {
    color: #fff;!important;
}
.shadow {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left:0;
    display: none;
    background-color: rgba(0,0,0,0.3);
}