body{font-family:Arial,sans-serif;background-color:#1c2833;margin:0;padding:0}.App,body{color:#ecf0f1}.App{text-align:center;padding:50px}.error-message,.pair-input{margin-bottom:10px}.error-message{color:red}.endpoint-container{margin-bottom:20px}.code-block{display:inline-block}.clipboard-button{margin-left:10px}.test-button{background-color:#2ecc71;color:#fff;border:none;padding:10px 20px;border-radius:5px;cursor:pointer;font-size:16px}.test-button:hover{background-color:#27ae60}.textarea-container{position:relative;max-width:900px;margin:0 auto}.json-example{background-color:#1e272e;color:#dfe6e9;padding:10px;border-radius:8px;font-family:Courier New,Courier,monospace;font-size:14px;width:100%;max-width:900px;resize:none}.clipboard-button{background-color:transparent;border:none;color:#3498db;position:absolute;right:10px;top:10px;cursor:pointer;font-size:20px}.seipex-credit{margin-top:20px;text-align:center;font-size:16px}.seipex-credit a{color:#3498db;text-decoration:none;font-weight:700}.seipex-credit a:hover{color:#2980b9}.api-dropdown,.pair-input{width:300px;padding:10px;margin:10px 0;border-radius:5px;border:1px solid #ccc;background-color:#2c3e50;color:#ecf0f1;font-size:16px}.endpoint-container{display:flex;align-items:center;justify-content:center;margin:20px 0}.code-block{background-color:#34495e;color:#e74c3c;padding:5px;border-radius:5px;margin-right:10px}.clipboard-button-inline{background-color:transparent;border:none;color:#3498db;cursor:pointer;font-size:20px}.clipboard-button-inline:hover{color:#2980b9}.bottom-divider,.top-divider{width:100%;margin:20px auto;border:1px solid #ccc}.header-link{text-decoration:none;color:inherit}.header-link:hover{text-decoration:underline}