.M02{background-size:cover;background-position:50%}.M02__body{max-width:700px;margin:0 auto;position:relative}.M02__body .h1{font-size:50px}.M02__content{position:relative;z-index:5}.M02__background{position:absolute;top:0;left:0;height:100%;width:100%;z-index:1}