body {
            font-family: 'Arial', sans-serif;
            margin: 0;
            padding: 0;
            height: 100vh;
        }
        .content {
            padding: 20px;
        }
        
		.overlay {
		display: flex;
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		/*background-color: rgba(0, 0, 0, 0.5);*/
		justify-content: center;
		align-items: center;
		z-index: 1000;
	}
        .login-popup {
            background-color: rgba(255, 255, 255, 1); /* Èò»ö ¹è°æ¿¡ 80% ºÒÅõ¸íµµ */
            width: 600px;
            height: 800px;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
            box-sizing: border-box;
            position: relative;
			z-index: 1001;
        }
    .close-btn {
        position: absolute;
        top: 20px;
        right: 20px;
        width: 70px;
        height: 40px;
        font-size: 18px;
        color: white;
        background-color: #888;
        border: none;
        border-radius: 5px;
        cursor: pointer;
     
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .close-btn:hover {
        background-color: #666;
    }
        .login-form {
            width: 80%;
        }
        h2 {
            color: #333;
            margin-bottom: 30px;
            text-align: center;
        }
        input {
            width: 100%;
            padding: 15px;
            margin: 10px 0;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 16px;
        }
        button {
            width: 100%;
            padding: 15px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 18px;
            cursor: pointer;
            transition: background-color 0.3s;
            margin-top: 10px;
        }
        button:hover {
            background-color: #45a049;
        }
        .forgot-password {
            text-align: right;
            margin-top: 10px;
        }
        .forgot-password a {
            color: #666;
            text-decoration: none;
        }
        .forgot-password a:hover {
            text-decoration: underline;
        }
        .signup-btn {
            background-color: #3498db;
        }
        .signup-btn:hover {
            background-color: #2980b9;
        }