.about-title{
    padding-bottom: 3rem;
    font-size: 3.6rem;
    color: #333;
}
.about-content{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}
.about-content .text p{
    padding: 1rem 0;
    font-size: 1.6rem;
    color: #7b7b7b;
}
.about-content .thumb{
    width: 40%;
    border: 1px solid #e3e3e3;
    padding: 3rem 0;
    text-align: center;
}
/*大于1200分辨率*/
@media (min-width: 1200px) {
    .about-content .text{
        width: 60%;
        padding-right: 3rem;
    }
}
/*小于1200分辨率*/
@media (max-width: 1200px) {
    .about-content .text{
        width: 100%;
    }
    .about-content .thumb{
        width: 100%;
        margin-top: 1rem;
    }
}

/*实力列表*/
.strength-content p{
    position: relative;
    display: flex;
    padding: 1rem 0 1rem 3rem;
    font-size: 1.6rem;
    color: #7b7b7b;
}
.strength-content p:before{
    position: absolute;
    top: 1.9rem;
    left: 0;
    content: "";
    height: 0.9rem;
    width: 0.9rem;
    background: #00a6ee;
    border-radius: 100%;
}

/*历史列表*/
.history-content p{
    position: relative;
    display: flex;
    padding: 1rem 0 1rem 3rem;
    font-size: 1.6rem;
    color: #7b7b7b;
}
.history-content p:before{
    position: absolute;
    left: 0.4rem;
    content: "";
    height: 100%;
    width: 0.1rem;
    background: #00a6ee;
}
.history-content p:after{
    position: absolute;
    left: 0;
    top: 1.9rem;
    content: "";
    height: 0.9rem;
    width: 0.9rem;
    background: #00a6ee;
    border-radius: 100%;
}
.history-content p span{
    padding-right: 3rem;
}





/*联系我们*/
.contact-content{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.contact-content .text{
    width: 40%;
}
.contact-content .text .about-title{
    border-bottom: 1px solid #e3e3e3;
    margin-bottom: 3rem;
}
.contact-content .text p{
    display: flex;
    padding: 1rem 0;
    font-size: 1.6rem;
    color: #7b7b7b;
}
.contact-content .text p span:nth-child(1){
    width: 30%;
}
.contact-content .map-content{
    width: 40%;
    height: 40rem;
    border: solid 1px #000;
}

@media (max-width: 1200px) {
    .contact-content .text,
    .contact-content .map-content{
        width: 100%;
    }
    .contact-content .map-content{
        margin-top: 3rem;
    }
}

@media (max-width: 1200px) {
    .cert-list{
        width: 100%;
    }
    .product-cert-list li{
        width: 50%;
    }
    .company-cert-list li{
        width: 50%;
    }
}
.message-container{
}
.message-container li{
    display: flex;
    flex-wrap: nowrap;
    margin: 2rem 0;
}
.message-container li label{
    width:10% ;
}
.message-container input,
.message-container textarea{
    flex: 1;
    line-height:4rem;
    background: #fff;
    border: 1px solid #dcdfe6;
    border-radius: 4px;
    padding: 0 15px;
    transition: border-color .2s cubic-bezier(.645,.045,.355,1);
}
.message-container button{
    background: #00a0e9;
    border-radius: 4px;
    cursor: pointer;
    padding: 1.2rem 3rem;
    font-size: 1.4rem;
    color: #FFF;
}
/*小于1200分辨率*/
@media (max-width: 1200px) {
    .message-container li{
        flex-wrap: wrap;
    }
    .message-container input,
    .message-container textarea{
        width: 100%;
    }
    .message-container li label{
        width:100% ;
    }
}