body{margin:0;background:#f6f7f3;font:15px system-ui;color:#233b34}header{padding:12px 20px;border-bottom:1px solid #dce4da;background:white;display:flex;align-items:center;gap:16px;flex-wrap:wrap}header a{color:#285849}header small{color:#5e6f64}iframe{display:block;border:0;width:100%;height:calc(100dvh - 85px);min-height:560px}button,input{font:inherit}main{width:100%}