.life-box{overflow:hidden}
.life-box .left-box{float:left;width:40%;box-sizing:border-box}
.life-box .left-box img{max-width:100%;}
.life-box .right-box{width:60%;float:left;padding:15px 0 0 20px; box-sizing:border-box}

.intro-img-box{text-align:center;overflow:hidden}
.intro-img-box.row02 div{width:50%;float:left}
.intro-img-box.row02 div img{width:100%}