The code between the opening tag contains the CSS. In this instance, the red class has a color attribute whose value is red. The div tage, shown below the style sheet, references that class.

By appending just a few lines of HTML and CSS code, researcher Louis Dion-Marcil showed how an external sender could hide the very warning from an email message.

Can a 3D Minecraft implementation be done entirely in CSS and HTML, without a single line of JavaScript in sight? The answer is yes! True, this small clone is limited to playing with blocks in a wo… ...

If you do not use separate style sheets, the CSS will be located between the tags at the top of your HTML file. Scan through the CSS code and and locate the section governing the header.