body { font-family: -apple-system, BlinkMacSystemFont, sans-serif; max-width: 600px; margin: 0 auto; padding: 20px; background: #f5f5f5; color: #333; }
header { text-align: center; margin-bottom: 30px; }
h1 { margin: 0 0 10px; }
#feed { display: flex; flex-direction: column; gap: 20px; }
.post { background: white; border-radius: 12px; padding: 20px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.post-header { display: flex; align-items: center; margin-bottom: 10px; font-size: 14px; color: #666; }
.post-date { margin-left: auto; }
.post-text { line-height: 1.5; }
.post img { max-width: 100%; border-radius: 8px; margin-top: 10px; }