.bg-hero{position:relative}.bg-hero:before{content:"";background:linear-gradient(hsla(0,0%,100%,.5),hsla(0,0%,100%,.5)),url(/herobg.png);background-position:50%;background-size:35%;height:100%;width:100%;position:absolute;top:0;left:0;z-index:-1;opacity:.3}