body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f2f5;
    color: #333;
}

.notepad-container {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 800px;
    margin: 40px auto;
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    box-sizing: border-box;
}

header h1 {
    font-size: 2.2em;
    color: #2c3e50;
    margin-bottom: 5px;
}

header p {
    font-size: 1em;
    color: #7f8c8d;
}

#note-editor {
    width: 100%;
    height: 400px;
    padding: 20px;
    font-size: 1.1em;
    line-height: 1.6;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    resize: none;
    transition: border-color 0.3s, box-shadow 0.3s;
    outline: none;
    font-family: 'Roboto Mono', monospace;
    background-color: #fdfdfd;
    color: #444;
}

#note-editor:focus {
    border-color: #3498db;
    box-shadow: 0 0 8px rgba(52, 152, 219, 0.2);
}

.controls {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
}

button {
    padding: 12px 25px;
    font-size: 1em;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

#save-button {
    background-color: #2ecc71;
    color: #fff;
}

#save-button:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
}

#clear-button {
    background-color: #e74c3c;
    color: #fff;
}

#clear-button:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
}