html{font-family:var(--font-noto-sans-jp),system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.6;font-synthesis:none;-webkit-text-size-adjust:100%}body,html{height:100%;margin:0}body,html{display:flex;flex-direction:column}body{color:#666}main{flex:1;justify-content:center;padding:20px;background-color:#d3d3d3}header,main{display:flex;align-items:center}header{justify-content:space-between;padding:15px 30px;background-color:#fff;color:#666;box-shadow:0 0 5px rgba(0,0,0,.1)}header img{height:36px;width:auto;object-fit:contain;transition:all .3s ease}footer{box-shadow:0 0 5px rgba(0,0,0,.1);background-color:#fff;color:#666;font-size:14px;width:100%}footer,footer p{text-align:center}