body {
    margin: 0;
}

a {
    text-decoration: none;
    /* 去除下划线 */
    color: inherit;
    /* 使用继承的文本颜色 */
}

li {
    list-style: none;
}

.banxin {
    width: 1170px;
    margin: 0 auto;
}

.promotion_experts {
    background: linear-gradient(180deg, #eefeff 0%, #ffffff 100%);
}

.promotion_experts>.hear {
    width: 100%;
    height: 70px;
    background: #ffffff;
    box-shadow: 0px 2px 4px 0px rgba(0, 0, 0, 0.05);
}

.promotion_experts>.hear>.banxin {
    width: 1200px;
    height: 100%;
    display: flex;
    align-items: center;
}

.promotion_experts>.content_1 {
    min-width: 1600px;
    min-height: 380px;
}

.promotion_experts>.content_1 .box>h1 {
    font-weight: bold;
    font-size: 47px;
    color: #333333;
    position: relative;
    display: inline-block;
    z-index: 1;
    margin-top: 2.9375rem;
    margin-bottom: 0.875rem;
}

.promotion_experts>.content_1 .box>h1>img {
    position: absolute;
    bottom: 0;
    right: 0;
    z-index: -1;
}

.promotion_experts>.content_1 .box>.p1 {
    margin: 0;
    font-size: 24px;
    color: #666666;
}

.promotion_experts>.content_1 .box>.p2 {
    font-size: 16px;
    color: #333333;
    margin-bottom: 0.625rem;
}

.promotion_experts>.content_1 .box img {
    cursor: pointer;
}

.promotion_experts>.content_2 {
    background: #ffffff;
    border-radius: 20px;
    border: 2px solid #00bfbf;
    padding: 50px 112px 40px;
    margin-bottom: 40px;
    box-sizing: border-box;
    position: relative;
    top: -4px;
}

.promotion_experts>.content_2>h1 {
    text-align: center;
    font-weight: bold;
    font-size: 24px;
    color: #333333;
}

.promotion_experts>.content_2>ul {
    margin-top: 40px;
    margin-bottom: -20px;
}

.promotion_experts>.content_2>ul>li {
    display: flex;
    margin-bottom: 29px;
}

.promotion_experts>.content_2>ul>li>.div1 {
    margin-right: 16px;
}

.promotion_experts>.content_2>ul>li>.div1>.div1_index {
    width: 30px;
    height: 30px;
    background: #00bfbf;
    border-radius: 50%;
    text-align: center;
    line-height: 30px;
    font-weight: bold;
    color: #ffffff;
}

.promotion_experts>.content_2>ul>li>.div1>.div1_line {
    width: 1px;
    height: 75%;
    border-right: 1px dashed #cccccc;
    margin: 15px 0 0 15px;
}

.promotion_experts>.content_2>ul>li>.div2>p:nth-child(1) {
    margin: 3px 0 0 0;
    font-weight: bold;
    font-size: 18px;
    color: #00bfbf;
}

.promotion_experts>.content_2>ul>li>.div2>.p1 {
    color: #999999;
    line-height: 24px;
}

.promotion_experts>.content_2>.box_tip {
    width: 100%;
    background: #FFFCF5;
    border-radius: 2px;
    border: 2px dashed #DAC9A1;
    padding: 15px 0;
}

.promotion_experts>.content_2>.box_tip>p {
    margin: 0;
    font-size: 12px;
    color: #999;
    text-align: center;
    line-height: 20px;
}

.promotion_experts>.content_2>.box_tip>p>span {
    color: #FF0201;
}

.promotion_experts>.content_3 {
    margin-bottom: 116px;
    position: relative;
}

.promotion_experts>.content_3>img {
    width: 100%;
}

.promotion_experts>.content_3>.box {
    width: 100%;
    position: absolute;
    top: 0;
    padding: 145px 123px;
}

.promotion_experts>.content_3>.box>h1 {
    font-weight: bold;
    font-size: 24px;
    color: #333333;
    line-height: 29px;
}

.promotion_experts>.content_3>.box>.line {
    width: 21px;
    height: 4px;
    background: #00bfbf;
    margin: 20px 0 24px;
}

.promotion_experts>.content_3>.box>p {
    margin-bottom: 15px;
    color: #666;
    line-height: 24px;
}

.promotion_experts>.content_3>.box>p>span {
    color: #333333;
    font-weight: 900;
}