html tag element a target blank href
text html tag code snippet highlighted mark format formatting
attribute text html syntax tag element value color colour wrapped default style property
attribute html script browser tag boolean value true false user agent option start selected
width html tag element url image img src height alt
attribute form html browser tag element validation name email novalidate submit action php
html tag inline quote quotation section short
attribute title html tag element tool-tip tool tip mouse hover point
html tag heading importance
html tag block element css