.about_us {
			    width: 100%;
			    height: 841px;
			    background: rgba(243, 246, 249, 1);
			    overflow: hidden;
			    display: flex;
			    align-items: center;
			    flex-direction: column;
			}
			
			.en-title {
			    text-align: center;
			    font-size: 37px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(0, 0, 0, 1);
			    margin-top: 100px;
			}
			
			.ch-title {
			    text-align: center;
			    font-size: 46px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(0, 0, 0, 1);
			    line-height: 117px;
			}
			
			.about_us .content p {
			    text-align: center;
			    font-size: 16px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(102, 102, 102, 1);
			    line-height: 32px;
			}
			
			.about_us .more_btn {
			    width: 211px;
			    height: 46px;
			    border: 1px solid #fa771d;
			    font-size: 16px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: #fa771d;
			    line-height: 46px;
			    text-align: center;
			    margin-top: 50px;
			}
			
			.about_us .des_box {
			    width: 1200px;
			    justify-content: space-between;
			    display: flex;
			    margin-top: 50px;
			}
			
			.about_us .des_box .des {
			    box-sizing: border-box;
			    padding: 0 30px 0 15px;
			    width: 590px;
			    height: 167px;
			    background: rgba(255, 255, 255, 1);
			    border: 1px solid rgba(226, 226, 226, 1);
			    box-shadow: 0px 5px 9px 0px rgba(202, 202, 202, 0.31);
			    display: flex;
			    align-items: center;
			}
			
			.about_us .des_box .des .des-title {
			    font-size: 16px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(0, 0, 0, 1);
			    line-height: 32px;
			    margin-top: -20px;
			}
			
			.about_us .des_box .des .des-content {
			    font-size: 14px;
			    font-family: 'PingFang SC';
			    font-weight: 400;
			    color: rgba(102, 102, 102, 1);
			    line-height: 25px;
			    margin-top: 20px;
			}
			/*发展方向*/
			
			.deve_dire {
			    display: flex;
			    flex-direction: column;
			    align-items: center;
			    width: 100%;
			    height: 904px;
			    background: rgba(255, 255, 255, 1);
			}
			
			.deve_banner {
			    margin-top: 100px;
			}
			/*合作伙伴*/
			
			.partner {
			    overflow: hidden;
			    display: flex;
			    flex-direction: column;
			    align-items: center;
			}
			
			.partner-title {
			    font-size: 37px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(255, 255, 255, 1);
			    margin-top: 80px;
			}
			
			.partner-titles {
			    font-size: 46px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(255, 255, 255, 1);
			    line-height: 97px;
			}
			
			.partner_as {
			    width: 1200px;
			    display: flex;
			    justify-content: space-between;
			    margin-top: 40px;
			}
			/*合作流程*/
			
			.process {
			    width: 100%;
			    height: 523px;
			    background: #fa771d;
			    overflow: hidden;
			    display: flex;
			    flex-direction: column;
			    align-items: center;
			}
			
			.copyright {
			    width: 100%;
			    text-align: center;
			    background: rgba(245, 245, 245, 1);
			    font-size: 12px;
			    font-family: 'PingFang SC';
			    font-weight: 500;
			    color: rgba(237, 239, 249, 1);
			}
			
			.color_name {
			    color: #fa771d;
			}
			
			.playImg {
			    width: 850px;
			    margin: 0 auto;
			    display: block;
			    margin-top: 40px;
			}
			
			.lefthr {
			    width: 36%;
			    height: 1px;
			    display: inline-block;
			    background-color: rgba(200, 200, 200, 1);
			    margin-bottom: 7px;
			    margin-right: 7px;
			}
			
			.righthr {
			    width: 36%;
			    height: 1px;
			    background-color: rgba(200, 200, 200, 1);
			    display: inline-block;
			    margin-bottom: 7px;
			}
			
			a {
			    text-decoration: none
			}
			
			.top-banners img {
			    width: 100%;
			    display: block;
			}
			
			.flink li {
			    font-size: 14px;
			    color: #333333;
			    padding-right: 10px;
			    margin-top: 7px;
			    float: left;
			    list-style: none;
			}
			
			.flink li a:hover {
			    list-style: none;
			    color: #fa771d
			}