.copy-container{margin-bottom:20px}.copy-content{background-color:#f9f9f9;border:1px solid #ddd;border-radius:5px;margin-bottom:10px;padding:15px}.copy-btn{background-color:#4a90e2;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:14px;padding:8px 16px;transition:background-color .2s}.copy-btn:hover{background-color:#3a7bc8}.success-message{color:#2ecc71;display:inline-block;font-size:14px;margin-left:10px;opacity:0;transition:opacity .3s}.success-message.show{opacity:1}.control-row{align-items:center;display:flex}