.mb-20{
    margin-bottom: 20rpx;
}
.mb-24{
    margin-bottom: 24rpx;
}
.mb-30{
    margin-bottom: 30rpx;
}
.mb-40{
    margin-bottom: 40rpx;
}
.mb-48{
    margin-bottom: 48rpx;
}


.pt-44{
    padding-top: 44rpx;
}


/* ========布局========== */
.flex{
    display: flex;
}
.justify-center{
    justify-content: center;
}
.justify-between{
    justify-content: space-between;
}
.items-center{
    align-items: center;
}
/* -=======背景======= */
// .bg{
//     min-height: 100vh;
//     background-image: url('/static/image/bg.png');
//     background-repeat: no-repeat;
//     background-size: cover;
// }