#idx-search { width: 50%; padding: 12px 20px; margin: 8px 0; box-sizing: border-box; border: 2px solid #ccc; border-radius: 4px; } #idx-search:focus { border: 2px solid #555; } .idx-search-btn { width: 10%; background-color: #4CAF50; color: white; padding: 14px 20px; margin: 8px 0; border: none; border-radius: 4px; cursor: pointer; } .idx-search-btn:hover { background-color: #45a049; }