big, small element

Type:Text Characteristics
Attributes: color  •  font-family  •  font-feature-settings  •  font-stretch  •  font-style  •  font-variant  •  font-weight  •  font  •  justification-ratio  •  letter-spacing  •  outline-color  •  outline-width  •  overprint  •  requote  •  suppress-ligatures  •  text-decoration  •  text-transform  •  align  •  alt  •  background-color  •  background-image-dpi  •  background-image-position  •  background-image  •  background-pdf  •  border-color  •  border-style  •  border-width  •  border  •  clear  •  corner-radius  •  display  •  float  •  font-size  •  height  •  href  •  left  •  line-cap  •  line-height  •  line-join  •  margin  •  onmouseover  •  overflow  •  padding  •  page-break-after  •  page-break-inside  •  position  •  rotate  •  size  •  top  •  vertical-align  •  visibility  •  white-space  •  width  •  class  •  colorspace  •  direction  •  id  •  lang
See:span

The big tag increases the size of the text it encloses by 25%, and the small tag decreases it by 25%. They are equivalent to <span font-size="bigger"> and <span font-size="smaller"> respectively.

<p>This text is <big>bigger</big> and this text is <small>smaller</small></p>