Style on MSN Lifestyle includes beauty trends and fashion advice for both men and women. Celebrity style, makeup tips, hairstyle ideas and more. Style definition, a particular kind, sort, or type, as with reference to form, appearance, or character: the baroque style; The style of the house was too austere for their liking. See more. Styling HTML with CSS. CSS stands for Cascading Style Sheets. CSS describes how HTML elements are to be displayed on screen, paper, or in other media. CSS saves a lot of work.It can control the layout of multiple web pages all at once. CSS can be added to HTML elements in 3 ways.