.title h4 {
    position: relative;
}

.title h4::before {
    content: url(../images/tit_lef.png);
    position: absolute;
    top: -6px;
    left: -30px;
}

.title h4::after {
    content: url(../images/tit_rig.png);
    position: absolute;
    top: 18px;
    right: -30px;
}



.img-list {
    padding-top: 10px;
    justify-content: space-between;
    flex-wrap: wrap;
}

.img-item {
    width: 580px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
}

.img-item img {
    width: 100%;
}

.img-item-tit {
    font-size: 22px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #333333;
    line-height: 60px;
    position: relative;
}

.img-item-tit::after {
    position: absolute;
    content: url(../images/break_line.png);
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
}

.value-item {
    width: 25%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
}

.value-item img {
    width: 84px;
    height: 84px;
    margin-bottom: 14px;
}

section.first {
    min-height: 420px;
}

.logo_ico {
    width: 45px;
    height: 45px;
}