body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f4f4f4;
    margin: 0;
}

.password-generator {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

h1 {
    color: #333;
    margin-bottom: 20px;
}

#passwordDisplay {
    width: 80%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1.2em;
    text-align: center;
}

#generateButton {
    background-color: #dc3545; /* 빨강색 */
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
    margin-bottom: 10px; /* 추가 */
}

#generateButton:hover {
    background-color: #c82333;
}

#copyButton {
    background-color: #355E3B; /* 헌터색 */
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
    margin-top: 10px; /* 추가 */
}

#copyButton:hover {
    background-color: #214d26;
}

.options {
    margin-top: 20px;
    text-align: left;
}

.options label {
    display: block;
    margin-bottom: 10px;
    color: #555;
}