:root{font-family:Arial,Helvetica,sans-serif;color:#202124;background:#f6f8fc}*{box-sizing:border-box}body{margin:0}#app{display:grid;grid-template:64px 1fr/250px minmax(0,1fr);min-height:100vh}header{grid-column:1/-1;display:flex;align-items:center;gap:16px;padding:8px 18px;background:#f6f8fc}.icon{border:0;background:transparent;font-size:22px;border-radius:50%;width:40px;height:40px}.brand{display:flex;align-items:center;gap:10px;font-size:22px;min-width:180px}.logo,.biglogo{display:grid;place-items:center;color:white;background:linear-gradient(135deg,#4285f4,#34a853);font-weight:700}.logo{width:34px;height:34px;border-radius:9px}.search{height:48px;max-width:720px;flex:1;display:flex;align-items:center;gap:12px;background:#eaf1fb;border-radius:24px;padding:0 18px}.search input{border:0;outline:0;background:transparent;font-size:16px;flex:1;min-width:0}.search button{border:0;background:#0b57d0;color:#fff;border-radius:18px;padding:8px 16px}.avatar{width:34px;height:34px;border-radius:50%;background:#6a1b9a;color:#fff;display:grid;place-items:center}aside{padding:10px 14px}.compose{border:0;border-radius:16px;background:#c2e7ff;padding:18px 24px;font-weight:600;margin-bottom:16px}nav{display:flex;flex-direction:column}nav a{display:flex;gap:16px;padding:8px 14px;border-radius:18px;text-decoration:none;color:#3c4043}nav a b,nav a span+*{margin-left:auto}nav a.active{background:#d3e3fd;font-weight:700}nav hr{width:100%;border:0;border-top:1px solid #ddd}main{background:#fff;border-radius:18px 0 0 0;min-width:0;overflow:hidden}.toolbar{height:48px;display:flex;align-items:center;gap:12px;padding:0 18px;border-bottom:1px solid #eee}.toolbar button{border:0;background:transparent;font-size:18px}.grow{flex:1}.welcome{min-height:calc(100vh - 112px);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:24px}.biglogo{width:72px;height:72px;border-radius:20px;font-size:36px}.welcome h1{font-weight:500}.welcome p{color:#5f6368}.welcome button{border:0;border-radius:20px;background:#0b57d0;color:#fff;padding:12px 22px;font-weight:600}.welcome small{margin-top:16px;color:#777}@media(max-width:760px){#app{grid-template:64px 1fr/72px minmax(0,1fr)}.brand span:last-child,nav span,nav b{display:none}aside{padding:8px}.compose{padding:14px;font-size:0}.compose:first-letter{font-size:20px}.search button{display:none}}@media(max-width:520px){#app{display:block}header{position:sticky;top:0;z-index:2}.brand,.icon[title]{display:none}aside{position:fixed;bottom:0;left:0;right:0;z-index:3;background:#f6f8fc;display:flex;padding:4px}.compose{display:none}nav{width:100%;flex-direction:row;justify-content:space-around}nav a{font-size:20px}nav a:nth-child(n+5),nav hr{display:none}main{border-radius:0;padding-bottom:56px}}