body {
    font-family: sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: auto;
}

.day-planner {
    background: white;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

textarea {
    width: 100%;
    height: 60px;
    padding: 10px;
    box-sizing: border-box; /* Ensures padding doesn't affect width */
    margin-bottom: 10px;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 3px;
}

button:hover {
    background-color: #0056b3;
}