.BT {
    width: 10rem;
    height: 3.2rem;
    border-radius: 4rem;
    font-size: 1.1rem;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    /*margin: 4 auto;*/
    padding: 0 1rem;
    font-family: SourceHanSansCNRegular;
    margin-top: 4rem;
}

.F93B1D {
    background-color: #F93B1D;
}

.flex {
    display: flex;
    justify-content: space-between;
    width: 30%;
    height: 100px;
    margin: 0 auto;
    /*margin-top: 4rem;*/
}