main{
    margin-top: 80px;
}
/* 项目背景 */
.projectBackground{
    width: 100%;
    padding-top: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.projectBackground h3{
    color: #3870b6;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.projectBackground h3 i{
    width: 60px;
    display: block;
    border-bottom: 3px solid #3870b6;
    margin-top: 10px;
}

.projectBackgroundContent{
    width: 900px;
    color: #666;
    font-size: 16px;
}
.projectBackgroundContent p{
    text-indent: 32px;
}
.projectBackgroundContent p span{
    /* color: #3870b6; */
    font-weight: bold;
}
/* 项目背景 */
/* 技术支持 */
.technicalSupport{
    width: 100%;
    padding-top: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.technicalSupport h3{
    color: #3870b6;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.technicalSupport h3 i{
    width: 60px;
    display: block;
    border-bottom: 3px solid #3870b6;
    margin-top: 10px;
}
.technical{
    width: 1200px;
    display: flex;
    flex-direction: column;
}
.technical section{
    margin-top: 20px;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.technical section img{
    width: 460px;
    height: 260px;
    object-fit: cover;
    border-radius:10px;
}
.technical section div{
    width: 500px;
}
.technical section div p{
    font-size: 16px;
}
.technical_title{
    font-size: 20px;
    font-weight: bold;
}

/* 技术支持 */
/* 售后服务 */
.afterService{
    width: 100%;
    padding-top: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.afterService h3{
    color: #3870b6;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.afterService h3 i{
    width: 60px;
    display: block;
    border-bottom: 3px solid #3870b6;
    margin-top: 10px;
}

.after{
    width: 900px;
    color: #666;
    font-size: 16px;
}
.after p{
    text-indent: 32px;
}
.after p span{
    font-weight: bold;
}
/* 售后服务 */
/* 技术理念 */
.technicalConcept{
    width: 100%;
    padding-top: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.technicalConcept h3{
    color: #3870b6;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.technicalConcept h3 i{
    width: 60px;
    display: block;
    border-bottom: 3px solid #3870b6;
    margin-top: 10px;
}

.technicalConceptContent{
    width: 900px;
    color: #666;
    font-size: 16px;
}
.technicalConceptContent p{
    text-indent: 32px;
}
.technicalConceptContent p span{
    font-weight: bold;
}
/* 技术理念 */
/* 关于我们 */
.aboutUs{
    width: 100%;
    padding-top: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.aboutUs h3{
    color: #3870b6;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.aboutUs h3 i{
    width: 60px;
    display: block;
    border-bottom: 3px solid #3870b6;
    margin-top: 10px;
}

.aboutUsContent{
    width: 900px;
    color: #666;
    font-size: 16px;
}
.aboutUsContent p{
    text-indent: 32px;
}
.aboutUsContent p span{
    /* color: #3870b6; */
    font-weight: bold;
}
/* 关于我们 */