Tables in HTML are used to display tabular data, such as lists of information or data in rows and columns. You can use CSS to style tables and table elements to change their appearance and layout.

Here are some common ways to style tables and table elements using CSS:

• Set the background color of the table using the background-color property.
• Set the width of the table and its cells using the width property.
• Set the border of the table and its cells using the border property.
• Set the padding of the table cells using the padding property.
• Set the text color and font properties of the table cells using the color and font properties.
• Set the alignment of the text within the table cells using the text-align property.

Here is an example of some CSS that styles a table:

table {
  width: 100%;
  border: 1px solid black;
}

td {
  padding: 10px;
  text-align: center;
  border: 1px solid black;
}

th {
  background-color: lightgray;
  font-weight: bold;
  border: 1px solid black;
}

This CSS will set the width of the table to 100% of its container, add a 1px solid black border to the table and its cells, set the padding of the cells to 10px, align the text in the cells to the center, and give the table header cells a lightgray background and bold font weight.

You can also use CSS classes and IDs to style specific tables or table elements on your page. For example, you could give a table an ID of “customers” and use the ID selector to style that specific table:

#customers {
  width: 50%;
  border: 2px solid red;
}

This would set the width of the table with an ID of “customers” to 50% of its container and give it a 2px solid red border.

You can learn more about styling tables and other HTML elements using CSS by consulting the documentation on the W3C website or by searching online for tutorials and resources.