html,body{height:100%;margin:0;padding:0;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;background-color:#f9f9f9}body{display:flex;flex-direction:column;margin:0;padding:0}.container{height:100%}.content{flex:1 0 auto;padding:10px;display:flex;justify-content:center;align-items:center;height:100%;flex-grow:1}div.box{border-radius:0.75rem;border:0.1rem solid #eee;padding:1rem;box-shadow:0rem 0rem 1.5rem 0.1rem #e9e9e9;background-color:#fff}.header{font-size:1.5rem;text-align:center;padding:1rem 1rem 1.5rem 1rem;color:#666}.header h1{color:#0a8544;font-weight:bolder}