styles.css

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f7fa;
}

.container {
    max-width: 800px;
    margin: 50px auto;
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

p {
    font-size: 24px;
    font-weight: bold;
    color: #2c3e50;
    text-align: center;
    margin-bottom: 20px;
}

.todo-input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    column-gap: 10px;
    row-gap: 10px;
    align-items: center;
    margin-bottom: 20px;
}

.todo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    column-gap: 10px;
    row-gap: 10px;
    align-items: center;
}

.name-input,
.due-date-input {
    font-size: 15px;
    padding: 8px;
    border: 1px solid #bdc3c7;
    border-radius: 5px;
    color: #2c3e50;
}

.add-todo-button {
    background-color: #27ae60;
    color: white;
    border: none;
    font-size: 15px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.add-todo-button:hover {
    background-color: #2ecc71;
}

.delete-todo-button {
    background-color: #e74c3c;
    color: white;
    border: none;
    font-size: 15px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.delete-todo-button:hover {
    background-color: #c0392b;
}

@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    .todo-input-grid, 
    .todo-grid {
        grid-template-columns: 1fr;
    }

    .add-todo-button, .delete-todo-button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    p {
        font-size: 20px;
    }

    .name-input, 
    .due-date-input, 
    .add-todo-button, 
    .delete-todo-button {
        font-size: 14px;
        padding: 6px;
    }

    .todo-input-grid {
        row-gap: 10px;
    }
}