/* 通用css */
.flex-row {
    display: flex;
    flex-direction: row;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

/* 水平方向 */
.justify-content-center {
    justify-content: center;
}

.justify-content-between {
    justify-content: space-between;
}

.justify-content-around {
    justify-content: space-around;
}

.justify-content-evenly {
    justify-content: space-evenly;
}

/* 垂直方向 */
.align-items-center {
    align-items: center;
}

.align-items-start {
    align-items: flex-start;
}

.align-items-end {
    align-items: flex-end;
}

.align-items-stretch {
    align-items: stretch;
}

.align-items-baseline {
    align-items: baseline;
}

.align-content-center {
    align-content: center;
}

.align-content-start {
    align-content: flex-start;
}

.align-content-end {
    align-content: flex-end;
}

.align-content-stretch {
    align-content: stretch;
}

.align-content-between {
    align-content: space-between;
}

.align-content-around {
    align-content: space-around;
}

.align-content-evenly {
    align-content: space-evenly;
}

.hf-100 {
    height: 100%;
}
.h-100 {
    height: 100dvh !important;
}
.h-auto {
    height: auto;
}

.swiper-bg {
    background-repeat: no-repeat;
    background-size: 100vw 100dvh;
}

@media(max-width: 480px) {
    .swiper-bg {
        background-repeat: no-repeat;
        background-size: cover;
    }
}

@media(min-width: 768px) {
    .h-md-50{
        height: 50%;
    }
    .h-md-100{
        height: 100%;
    }
    .hr-md-100{
        height: 100vh;
    }
}