body{
    margin: 0;
    padding: 0;
    /* background-image: url("../images/背景.png"); */
}
.back{
    width: 80em;
    /* height:90em; */
    /* margin-left: 13%; */
}
.title{
    width: 80em;
    height: 4em;
    margin-top: 4rem;
}
.txet_title{
    margin-top: 2rem;
}
h2{
    color: #3784a0;
    text-align: center;
    line-height: 1em;
    letter-spacing: 13px;
    font-size: 40px
}
.software{
    width: 80em;
    height: 10em;
    margin-top: 4rem;
}
.software_title{
    background-image: url("../images/矩形.png") ;
    background-repeat:no-repeat;
    /* margin-top: -2.2em; */
}
h3{
    color: #fafafa;
    font-size: 26px;
    font-weight: normal;
    margin-left: 0.2em;
    padding: 11px;
    letter-spacing: 7px;
}
.text{
    width: 80em;
    height: 10em;
}
p{
    font-size: 20px;
    color: #868686;
    line-height: 1.6em;
}
.ProductCenter{
    width: 80em;
    height: 15em;
    margin-top: 5rem;
}
.Product_img{
    width: 80em;
    height: 10em;
    margin-top: 2rem;
    
}
.images{
    width: 23%;
}
.images_1{
    margin-left: 1.5em;
    width: 23%
}
.Productadvantage{
    width: 1080em0em;
    /* height: 100em; */
    margin-top: 10rem;
    
}
.advantage{
    width: 80em;
    height: 10em;
}
.advantage_title{
    width: 80em;
    height: 10em;
}
.vertical{
    width: 0.5em;
    height: 2em;
    background: #3784a0;
    float: left;
    margin-top: 1.3em;
}
.vertical_title{
    color: #868686;
    font-size: 30px;
    font-weight: normal;
    margin-left: 0.6em;
    line-height: 2.1em;
    
}
.foot{
    margin-top: 2em;
}
.advantage_title_{
    margin-top: -2em;
}
.vertical_title_1{
    color: #868686;
    font-size: 30px;
    font-weight: normal;
    line-height: 1.9em;
}

.backimg{
    width: 90rem;
    margin-top: 2rem;

}
.imagesIng{
    width: 90rem;
    height: 35rem;
    /* margin-top: 4rem; */
}