* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.upload-form {
    max-width: 500px;
    margin: 0 auto 30px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type="file"],
input[type="text"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

button {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background-color: #45a049;
}

.result-container {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.image-preview,
.processed-image {
    flex: 1;
    margin: 0 10px;
    text-align: center;
}

img {
    max-width: 100%;
    height: auto;
    margin-top: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.login-form {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.logout-btn {
    padding: 8px 16px;
    background-color: #ff4444;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
}

.logout-btn:hover {
    background-color: #cc0000;
}

.error-text {
    color: #ff4444;
    margin-top: 10px;
    text-align: center;
}

input[type="password"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}