.hint {
    color: var(--main-color);
    font-size: .3rem;
    margin-top: .25rem;
}
.section .mutilTitle {
    margin-bottom: .25rem;
}
.section1 {
    padding-top: 1rem;
    padding-bottom: 1.25rem;
}
.section2 .mutilTitle {
    margin-bottom: .5625rem;
}
.section2 .pics {
    gap: .3rem;
}