Posts tagged with Cobi blocks

Understanding the colour wheel

Understanding the colour wheel

The colour wheel represents the relationships between primary, secondary and tertiary colours. This post will help readers to understand the colour wheel.

Nofollow, noreferrer and noopener

Nofollow, noreferrer and noopener rel attribute values

HTML has various ways for search engines and web browsers to understand data. Here we show how to use nofollow, noreferrer and noopener as rel attribute values.