body{
    background-color: #f5f5f5;
}
.news_banner {
    width: 100%;
    position: relative;
}
.img_box{
    width: 100%;
}
.img_box img{
    width: 100%;
}
.solution{
    width: 100%;
    margin: 50px 0;
}

.scene ul{
    display: flex;
    justify-content: space-between;
}
.scene ul li{
    padding: 20px;
    width: 290px;
    text-align: center;
    box-sizing: border-box;
    border: 1px solid #f5f5f5;
    transition-duration: 0.3s;
}
.scene ul li:hover{
    padding: 15px 20px;
    box-shadow: 0 3px 30px rgba(0, 0, 0, .1);
    transition-duration: 0.2s;
}
.scene ul li h3{
    margin-top: 10px;
}
.scene ul li p{
    margin-top: 10px;
}
.solution_content{
    padding: 50px 0;
}

.solution_content ul li{
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    background-color: #fff;
    border-radius: 20px 20px;
    overflow: hidden;
}
.solution_content ul li .img_box{
    width: 500px;
}
.solution_content ul li .img_box img{
    width: 100%;
    height:100%;
}
.solution_content ul li .text_box{
    width: 650px;
    line-height: 2;
    text-align: justify;
    padding: 20px 50px;
}
.solution_content ul li .text_box p{
    font-size: 20px;
}