.wmsub{
    text-align: center;
    margin-top: 0.75rem;
    margin-bottom: 1.5rem;
}
.wmsub span{
    display: inline-block;
    border: 1px solid #ddd;
    border-radius: 3px;
    padding: 0.3rem 0.4rem;
    cursor: pointer;
}

.night .wmsub span{
    border: 1px solid #444;
    background-color: #333;
}

.wmsub span.act{
    background-color: #ff7504;
    color: #fff;
    border: 1px solid #ff7504;
}

.wmsub span img{
    width: 0.8rem;
    height: 0.8rem;
    margin-right: 0.4rem;
    display: inline-block;
    vertical-align: -3px;
}

.wmsub span.e img{
    vertical-align: -4px;
}

.wai_2,.wai_3{
    display: none;
}

.wai_but{
    width: 100%;
    max-width: 17.5rem;
    margin: auto;
}

.wai_but a,.wai_but span{
    height: 1.8rem;
    line-height: 1.8rem;
    font-size: 0.65rem;
    display: inline-block;
    text-align: center;
    border: 1px solid #ddd;
    margin: 0.75rem auto auto auto;
    border-radius: 4px;
    cursor: pointer;
    background-color: #e8e8fd;
    width: calc(50% - 0.35rem);
}

.wai_but span{
    float: right;
}

.waidiv img{
    width: 100%;
    max-width: 17.5rem;
    display: block;
    margin: auto;
    padding: 0.5rem;
    border-radius: 16px;
    box-shadow: 0 0 10px rgba(0,0,0,.1);
}

.night .wai_but a,.night .wai_but span{
    background-color: #444;
    color: #bbb;
    border: 1px solid #333;
}