.page-bg{background-color:#333}.page-bg,.page-bg-dark{position:fixed;width:100%;height:100vh;top:0;left:0;right:0;bottom:0;filter:blur(2px);background-position:50%;background-repeat:no-repeat;background-origin:content-box;background-size:cover;z-index:-1}.page-bg-dark{background-color:#000;opacity:.6}.page-sections{height:100vh;display:flex;flex-direction:column;display:-ms-flexbox}