Практика на выравнивание текста в CSS

Скопируйте себе следующий HTML код и решите для него приведенные ниже задачи:
<h1>Main page title</h1>
<table border="1">
	<tr>
		<th>Product</th>
		<th>Price</th>
		<th>Quantity</th>
	</tr>
	<tr>
		<td>Apples</td>
		<td>100</td>
		<td>5kg</td>
	</tr>
	<tr>
		<td>Oranges</td>
		<td>200</td>
		<td>6kg</td>
	</tr>
	<tr>
		<td>Bananas</td>
		<td>300</td>
		<td>7kg</td>
	</tr>
</table>

<h2>Secondary heading 1</h2>
<p>
	Lorem ipsum dolor sit amet, consectetur adipiscing elitorire
	aenean a dapibus magna, ac interdum nisl. Suspendisse egetil
	fringilla nibh, eu commodo arcu. Donec lacinia tempor velite
	sed tincidunt. Aliquam porttitor nulla purus, vel vulputater
	ipsum faucibus sed. Phasellus sodales, lorem vel cursus vehi
	ante purus lacini dui, interdum fringilla massa eros ut duir.
</p>
<p>
	Lorem ipsum dolor sit amet, consectetur adipiscing elitorire
	aenean a dapibus magna, ac interdum nisl. Suspendisse egetil
	fringilla nibh, eu commodo arcu. Donec lacinia tempor velite
	sed tincidunt. Aliquam porttitor nulla purus, vel vulputater
	ipsum faucibus sed. Phasellus sodales, lorem vel cursus vehi
	ante purus lacini dui, interdum fringilla massa eros ut duir.
</p>

<h2>Secondary heading 2</h2>
<p>
	Lorem ipsum dolor sit amet, consectetur adipiscing elitorire
	aenean a dapibus magna, ac interdum nisl. Suspendisse egetil
	fringilla nibh, eu commodo arcu. Donec lacinia tempor velite
	sed tincidunt. Aliquam porttitor nulla purus, vel vulputater
	ipsum faucibus sed. Phasellus sodales, lorem vel cursus vehi
	ante purus lacini dui, interdum fringilla massa eros ut duir.
</p>
<p>
	Lorem ipsum dolor sit amet, consectetur adipiscing elitorire
	aenean a dapibus magna, ac interdum nisl. Suspendisse egetil
	fringilla nibh, eu commodo arcu. Donec lacinia tempor velite
	sed tincidunt. Aliquam porttitor nulla purus, vel vulputater
	ipsum faucibus sed. Phasellus sodales, lorem vel cursus vehi
	ante purus lacini dui, interdum fringilla massa eros ut duir.
</p>

<h2>Secondary heading 3</h2>
<table border="1">
	<tr>
		<td>cell 1</td>
		<td>cell 2</td>
		<td>cell 3</td>
	</tr>
	<tr>
		<td>cell 4</td>
		<td>cell 5</td>
		<td>cell 6</td>
	</tr>
	<tr>
		<td>cell 7</td>
		<td>cell 8</td>
		<td>cell 9</td>
	</tr>
</table>