body { font-family: Arial; background: #f3f3f3; margin: 40px; }
h1, h2 { text-align: center; color: #333; }
.container { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
.card { background: white; width: 250px; padding: 15px; border-radius: 10px; box-shadow: 0 0 5px rgba(0,0,0,0.1); }
a { text-decoration: none; color: #1a73e8; }
.admin { display: block; text-align: center; margin-top: 40px; }
textarea { width: 100%; height: 80px; }
button { background-color: #4CAF50; color: white; border: none; padding: 10px; border-radius: 5px; cursor: pointer; }
button:hover { background-color: #45a049; }
.flash { color: green; text-align: center; }