body { font-family: Arial; background: #f4f6f9; margin:0; padding:20px; }
.container { max-width: 1200px; margin: auto; background: white; padding: 30px; border-radius: 15px; box-shadow: 0 5px 20px rgba(0,0,0,0.1); }
h1, h2 { color: #2c3e50; }
table { width: 100%; border-collapse: collapse; margin-top: 20px; }
th, td { padding: 12px; text-align: left; border-bottom: 1px solid #ddd; }
th { background: #3498db; color: white; }
.btn { padding: 8px 16px; color: white; border: none; border-radius: 5px; cursor: pointer; text-decoration: none; display: inline-block; }
.btn-approve { background: #27ae60; }
.btn-reject { background: #e74c3c; }
.btn-logout { background: #e74c3c; float: right; }