18. How can you ensure that an element's width and height include padding and border, but not margin?

Which property can be used to hide an element without affecting the layout of the page?

A). display: none;

B). visibility: hidden;

C). opacity: 0;

D). position: absolute; left: -9999px;

What is the purpose of margin in the CSS box model?

A). To create space outside the border, separating elements

B). To create space between the content and the border

C). To style the content area

D). To create space between elements, but inside the border

What is the default value of the box-sizing property in CSS?

A). content-box

B). padding-box

C). border-box

D). margin-box

Which property can be used to center an element horizontally on a webpage?

A). margin: 0 auto;

B). padding: 0 auto;

C). align-items: center;

D). text-align: center;

What is the function of the border in the CSS box model?

A). To create a visible boundary around the content and padding

B). To create space between elements

C). To create space outside the border

D). To style the content area

How can you specify the style, width, and color of a border in CSS?

A). border-style, border-width, border-color

B). border-type, border-size, border-shade

C). border-effect, border-dimension, border-tint

D). border-appearance, border-thickness, border-hue

How can you set different padding values for each side of an element?

A). padding-top, padding-right, padding-bottom, padding-left

B). padding-horizontal, padding-vertical

C). padding-sides, padding-center

D). padding-all

Which component of the CSS box model refers to the actual content of an element?

A). Content

B). Padding

C). Border

D). Margin

Which CSS property is used to specify the margin of an element?

A). margin

B). padding

C). border

D). spacing

Which CSS property is used to specify the padding of an element?

A). padding

B). margin

C). border

D). spacing