.maintain .logo{
    margin-left: 40px;
    margin-top: 25px;
    width: 181px;
    height: 45px;
 }
 .maintain .logo .logo_pic{ 
     width: 180px;
     height: 45px;
 }
 .maintain .content{
    margin-left: 240px;
    margin-top: 160px;
    height: 400px;
    display: flex;
    flex-direction: row;
 }
 .maintain .content .maintain_pic{
    width: 350px;
    height: 280px;
 }
 .maintain .content .maintain_content{
    margin-left: 58px;
    width: 600px;
    height: 400px;
 }
 .maintain .content .maintain_content .content1{
    width: 400px;
    height: 60px;
    font-size: 35px;
    font-weight: 600;
    color: #ff6900;
    line-height: 60px;
 }
 .maintain .content .maintain_content .content2{
    margin-top: 10px;
    width: 600px;
    height: 105px;
    font-size: 17px;
    font-weight: 400;
    color: #555555;
    line-height: 35px;
 }
 .maintain .content .maintain_content .content2 .text{
     font-size: 17px;
     font-weight: 400;
     color: #ff6900;
 }
 .maintain .content .maintain_content .content3{
    margin-top: 15px;
    margin-left: 20px;
    width: 600px;
    height: 60px;
 }
 .maintain .content .maintain_content .content3 .pic_1{ 
     width: 65px;
     height: 65px;
 }
 .maintain .content .maintain_content .content3 .pic_2{
     margin-left: 112px;
     width: 65px;
     height: 65px;
 }
 .maintain .content .maintain_content .content4{
    margin-top: 15px;
    width: 600px;
    height: 22px;
    display: flex;
    flex-direction: row;
 }
 .maintain .content .maintain_content .content4 .text_1{ 
     width: 128px;
     height: 22px;
     font-size: 15px;
     font-weight: 400;
     color: #555555;
     line-height: 22px;
 }
 .maintain .content .maintain_content .content4 .text_2{
     margin-left: 55px;
     width: 128px;
     height: 22px;
     font-size: 15px;
     font-weight: 400;
     color: #555555;
     line-height: 22px;
 }