input[name="b_chicun"],input[name="c_chicun"]{
    width: calc(100% - 4rem - 0.25rem);
    float: left;
}
.topx .layui-form-select,.todpi .layui-form-select{
    width: 4rem;
    float: right;
}
.topx,.todpi{
    display: none;
}