.hero-bg{padding:40px 0px 40px 0px;background:#f4f4f4;position:relative}.hero-bg:after{content:'';background:url(https://www.usbiopower.com/hubfs/2019Mockup/grey-curve.png);width:100%;height:40px;display:block;background-size:cover;position:absolute;bottom:-30px;z-index:-1;transform:rotateY(-180deg)}.content-container{width:800px;max-width:100%;text-align:center;margin:0 auto}@media(min-width:600px){.hero-bg{padding:20px 0px 20px 0px;margin-bottom:20px}.hero-bg:after{height:270px;bottom:-248px}}@media(max-width:600px){.hero-bg:after{height:100px;bottom:-100px}}