body {
    padding: 0;
    margin: 0;
    height: 100%; /*html标签的100%是必须的*/
    background-color: #272727;
}
.fs-24 {
    font-size:24px;
}
.fs-20 {
    font-size:20px;
}
.fs-18 {
    font-size:18px;
}
.c-c6 {
    color:#C6A262;
}
.c-67 {
    color: #676767;
}
.ta {
    text-align:center;
}
.f-d-r{
    flex-direction:row;
}
.f-d-c{
    flex-direction:column;
}
.j-c-c{
    justify-content:center;
}
.a-i-c{
    align-items:center;
}
.top-table{
    margin-top: 40px;
}