.index-slide {
    height: 500px;
    position: relative;
    background-color: #F3F7FF;
}

.index-slide .item-box {
    display: flex;
    overflow: hidden;
}

.index-slide li {
    width: 1920px;
    height: 500px;
}

.flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.index-slide .item-1 {
    background-position: center;
}

.index-slide .slide-block {
    position: absolute;
    display: flex;
    bottom: 20px;
    left: calc(50% - 90px);
}

.index-slide .slide-block li {
    width: 36px;
    height: 4px;
    background: #fff;
    border-radius: 4px;
    opacity: 0.4;
    margin-right: 12px;
}

.index-slide .slide-block li:last-child {
    margin-right: 0;
}

.index-slide .slide-block .cur {
    opacity: 1;
}

.section-1 ul {
    text-align: center;
    height: 137px;
    background: #F3F7FF;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.about-box {
    display: flex;
    align-items: center;
    justify-content: center;
   font-family: 'Source Han Sans', 'Noto Sans CJK SC', sans-serif;
    font-weight: 500;
    font-size: 28px;
    margin-top: 50px;
}


.section-1 ul li .title {
    font-family: 'Source Han Sans', 'Noto Sans CJK SC', sans-serif;
    font-weight: 500;
    font-size: 48px;
    color: #336CFF;

}

.section-1 ul li .text {
    font-family: 'Source Han Sans', 'Noto Sans CJK SC', sans-serif;
    font-weight: 400;
    font-size: 16px;
    color: #999999;

}

.section-1-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 50px;
}

.section-1-box-left {
    margin-right: 20px;
}

.section-1-box-left .title {
   font-family: 'Source Han Sans', 'Noto Sans CJK SC', sans-serif;
    font-weight: 500;
    font-size: 32px;
    color: #333333;
}
.section-1-box-left .text {
   font-family: 'Source Han Sans', 'Noto Sans CJK SC', sans-serif;
    font-weight: 400;
    font-size: 16px;
    margin-top: 20px;
}

.section-1-box-right {
    width: 480px;
    height: 280px;
}

.section-2 {
    background-color: #FFFFFF;
}

.section-2 .flowChart {
    display: flex;
    align-items: center;
    justify-content: center;

}
.img-box{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}
.img-box img{
    width: 190px;
    height: 230px;
    margin-top: 10px;
    margin-left: 5px;
}