.app {
    background-color: #fff;padding-bottom: 20px;margin-bottom: 10px;padding-top: 30px;
}
.book-img {
    text-align: center;
}
.book-img img {
    width: 300px;
}
.ys {
    color: #e7b15f;
}
.item-box {
    border: 1px solid #eee;border-top: none;
}
.item-box .item-box-title {
    border-bottom: 1px solid #005AC3;position: relative;margin-bottom: 0px;
}
.item-box .item-box-title .item-name {
    width: 80px;border-bottom: 2px solid #094080;padding-bottom: 10px;text-align: left;
    float: left;
}
.app h1 {
    text-align: center;font-size: 20px;
}
.app .layui-table {
    width: 80%;margin: 0 auto;
}
.layui-table .buy-btn {
    background-color: #f67233;width: 100%;
}
.nva-box {
    margin-top: 20px;
}
.context {
    margin-top: 10px;
}
.layui-table .tag {
    width: 80px;
}
.context p {
    line-height: 26px;
    margin-bottom: 10px;
}