:root{--card-width:min(100px * 5,min(-moz-calc(100vw * 0.9),-moz-calc(67vh * 0.9)));--card-width:min(100px * 5,min(calc(100vw * 0.9),calc(67vh * 0.9)));--card-height:min(148px * 5,min(-moz-calc(148vw * 0.9),-moz-calc(100vh * 0.9)));--card-height:min(148px * 5,min(calc(148vw * 0.9),calc(100vh * 0.9)))}body,html{padding:0;margin:0;font-family:Kaisei Opti,serif;background:#fffaf0;text-align:center;height:100vh}a{color:darkred;text-decoration:none}*{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}#main{height:100%;-moz-box-flex:1;flex:1 1;display:inline-block;margin-top:calc((100vh - var(--card-height)) / 2);margin-bottom:0}#card{display:block;width:var(--card-width);height:var(--card-height);border-radius:10px;background:#fff;-webkit-box-shadow:5px 5px 50px wheat;box-shadow:5px 5px 50px wheat;overflow:hidden}