/*
body {
            font-family: 'Arial', sans-serif;
            background: linear-gradient(to bottom, #1a2035 0%, #0f1420 100%);
            color: #333;
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
        }
*/
.container {
    background-color: #ffffff;
    border-radius: 10px;
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    margin: 0 auto; /* 가운데 정렬을 위해 추가 */
    box-sizing: border-box; /* 패딩을 포함한 전체 너비 계산을 위해 추가 */
} 
	.logo {
            text-align: center;
            margin-bottom: 1rem;
        }
        .logo img {
            max-width: 150px;
            height: auto;
        }
        h1 {
            color: #1a2035;
            text-align: center;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
        }
        form {
            display: flex;
            flex-direction: column;
        }
        label {
            margin-bottom: 0.5rem;
            color: #555;
            font-size: 0.9rem;
        }
        input {
            padding: 0.75rem;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            background-color: #f8f8f8;
            color: #333;
        }
        button {
            padding: 0.75rem;
            background-color: #3498db;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s;
            font-weight: bold;
        }
        button:hover {
            background-color: #2980b9;
        }
        #result {
            margin-top: 1rem;
            text-align: center;
            font-weight: bold;
            padding: 0.75rem;
            border-radius: 5px;
        }
        .success {
            background-color: rgba(46, 204, 113, 0.2);
            color: #27ae60;
        }
        .error {
            background-color: rgba(231, 76, 60, 0.2);
            color: #c0392b;
        }
        /* 기존 스타일은 그대로 유지합니다 */
        .event-button {
            margin-top: 1rem;
        }
        .event-button button {
            width: 100%;
            padding: 0.75rem;
            background-color: #3498db;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s;
            font-weight: bold;
        }
        .event-button button:hover {
            background-color: #2980b9;
        }
        .event-button button:disabled {
            background-color: #bdc3c7;
            cursor: not-allowed;
        }