#index {
    width: 95vw;
    margin: 25px auto;
    text-align: center;
}

#index div {
    justify-content: space-between;
    margin: 20px auto;
}

.standard {
    background-color: var(--blue);
    width: 29vw;
    border-radius: 20px;
    aspect-ratio: 1/1;
    overflow: hidden;
}

.standard a img{
    width: 30vw;
    height: 26vw;
    object-fit: cover;
    object-position: center;
}
.title{
    background-color: white;
    margin-bottom: 0;
}
#tips{
    display: flex;
    background-color: white;
    border-radius: 14px;
    margin: 0 5vw;
    padding: 20px;
    flex-direction: column;
    align-items: center;
    text-align: left;
    font-size: 19px;
}
#tips ul li ul{
    padding-left: 10px;
}