HTML and CSS Certification Practice Test 2026 – The All-in-One Guide to Master Your Certification!

The margin property is used to create space outside of the border of an element, effectively pushing other elements away from it. This property is crucial for defining the layout and spacing of elements on a webpage, as it controls the distance between different elements and can help with the overall visual structure of a design.

When setting margins, you can define a uniform space around an element or specify different values for each side (top, right, bottom, and left). This flexibility allows for precise adjustments, enabling designers to achieve the desired look and feel in their layouts.

In contrast, while padding adds space within an element's border (creating space between the content and the border), it does not create separation between the element and others. The border property visually outlines an element but does not influence spacing with adjacent elements. The option "space" is not a valid CSS property and thus does not pertain to spacing functionalities in CSS.