.sect-zlj4 {
    background-image: url(../images/img/img13.avif);
}

.w-700 {
    font-weight: 700 !important;
}

.tools-box-img1 {
    background-color: rgb(247, 247, 247);
}

.tools-box-img2 {
    background-color: rgb(192, 224, 109);
    display: flex;
    align-items: center;
    justify-content: center;
}

.box-tools-img1-title {
    width: 100%;
    text-align: center;
    font-size: 5vh;
    color: black;
    font: normal normal normal 42px / 1.02em helvetica-w01-bold, sans-serif;
    font-weight: 700;
}

.box-about-img3 {
    height: 520px;
}

.sect-zlj5 {
    height: 823px;
    background-image: url(../images/img/img19.avif);
}

@media (max-width: 768px) {
    .box1-index-div {
        font-size: 1.5vh;
        padding-right: 5px;
    }

    .box-about-img {
        height: 375px;
    }

    .box-about-img3 {
        height: 260px;
    }
}