/* 폐수처리공정 */
.section01 .sub-container-full {
    padding: 3rem 0;
    margin-bottom: 7.825rem;
}
.section01 .sub-container-full > img {
    width: 100%;
    padding: 15px;
    max-width: 1100px;
}
.section02 .sub-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}
.section02 .sub-container > div img {
    width: 100%;
}
.section02 .sub-container > div h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 1rem 0 6px 0;
}
.section02 .sub-container > div p {
    color: #666;
    font-size: 1.1rem;
}

@media (max-width: 991px) {
    .section02 .sub-container {
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }
    .section02 .sub-container > div h2 {
        font-size: 1rem;
        font-weight: 700;
        margin: 1rem 0 6px 0;
    }
    .section02 .sub-container > div p {
        font-size: 1rem;
    }
}