body{font-family:Arial;margin:0;background:#f4f6f9}
.container{max-width:1000px;margin:auto;padding:20px}
.post{background:#fff;padding:20px;margin-bottom:20px;border-radius:10px}
img{max-width:100%;border-radius:10px}
input,textarea,button{width:100%;padding:12px;margin:6px 0}
button{background:#1a73e8;color:#fff;border:none;border-radius:6px}
@media(max-width:600px){.container{padding:10px}}