body{width:100%;height:auto;min-height:100%;background:url(bg.jpg)}header{height:75px;background-color:rgba(50,50,50,.9);position:fixed;width:100%;top:0;z-index:1}.header-wrapper{display:flex;height:100%;justify-content:space-between}.logo{margin:auto 0 auto 28px}.header-title{margin:0 20px;display:flex;justify-content:center;align-items:center}.header-title div{font-size:35px;color:#fff;font-family:sans-serif;font-weight:700;letter-spacing:.1em}main{color:#333;height:100vh;overflow-y:scroll}.contents-wrapper{margin:150px 250px;background-color:#fff;display:flex;opacity:.7}.contents{margin:70px 140px}.overview{margin-bottom:45px}.contents section{margin:3.5em 0}.contents section p{margin-left:1em}.contents section li{margin-left:2em}footer{position:fixed;bottom:0;background-color:#111}.footer-wrapper,footer{width:100%;display:flex}.footer-wrapper{margin:auto 0;justify-content:center}.footer-wrapper p{color:#fff;margin:5px 0;font-size:13px}