.main-box .main-box-img {
    position: absolute;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 300px;
    padding: 20px 28px;
    color: #fff;
}

.custom-title {
    text-align: center;
}
.custom-title span {
    position: relative;
    font-family: Source Han Sans CN;
    font-weight: bold;
    font-size: 30px;
    color: #333333;
}

.custom-title span:before,
.custom-title span:after {
    content: '';
    display: block;
    width: 40px;
    height: 6px;
    background: #005FBD;
    border-radius: 2px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
.custom-title span:before {
    left: -80px;
}
.custom-title span:after {
    right: -80px;
}

.step-circle {
    overflow: hidden;
    padding-bottom: 40px;
    position: relative;
}
.step-circle:before {
    content: '';
    display: block;
    width: 100%;
    position: absolute;
    left: 0px;
    top: 100px;
    border-bottom: 1px dashed #333333;
}
@media (max-width: 992px) {
    .step-circle:before {
        content: '';
        display: block;
        width: 0;
        height: calc(100% - 70px);
        position: absolute;
        top: 0px;
        left: 50%;
        border: none;
        border-left: 1px dashed #333333;
    }
}
.step-circle .step-circle-item {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0px auto;
    background: rgba(255,255,255,1);
    border-radius: 50%;
    text-align: center;
    margin-bottom: 50px;
}

.step-circle .step-circle-item .step-circle-item-num {
    width: 80px;
    height: 80px;
    background: #005FBD;
    box-shadow: 0px 4px 8px 1px rgba(67,118,178,0.32);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 400;
    font-size: 30px;
    color: #FFFFFF;
}
.step-circle .step-circle-item .step-circle-item-content {
    position: absolute;
    left: 50%;
    bottom: -20px;
    transform: translate(-50%, 0%);
    width: max-content;
    font-family: Source Han Sans CN;
    font-weight: bold;
    font-size: 22px;
    color: #333333;
}
.step-circle .step-circle-item .step-circle-item-content>div:last-child {
    font-family: Arial;
    font-weight: 400;
    font-size: 10px;
    color: #999999;
}

.flex-box {
    display: flex;
    gap: 18px;
}