body { font-family: 'Arial', sans-serif; background: #f4f6f9; color: #333; max-width: 800px; margin: 40px auto; padding: 20px; }
h1, h2 { color: #003366; }
.card { background: white; padding: 20px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); margin-bottom: 20px; }
input[type=text], input[type=url], input[type=file], select { width: 100%; padding: 10px; margin: 10px 0; border: 1px solid #ccc; border-radius: 4px; box-sizing: border-box; }
button, input[type=submit], .btn { background-color: #003366; color: white; border: none; padding: 12px 20px; cursor: pointer; border-radius: 4px; text-decoration: none; display: inline-block; font-size: 16px; }
button:hover, input[type=submit]:hover, .btn:hover { background-color: #4F81BD; }
.file-list { list-style: none; padding: 0; }
.file-list li { background: #e9ecef; margin: 5px 0; padding: 10px; border-radius: 4px; font-family: monospace; }