https://localhost html head title meta charset UTF-8 viewport content width height device
initial scale user scalable maximum minimum body style lang name class
document h1 h2 h3 h4 h5 h6 p hr br div span b strong i em s del u ins img
src alt title width height border a id # href target self blank javascript:; base
pre table caption tr th td cellspacing cellpadding border width height align
left right center rowspan colspan thead tbody tfoot ul li ol dl dt dd input
type value text password username radio checkbox button submit reset
image file size checked maxlength name sex textarea cols rows select form
option action method name get post css font-style font-weight font-size
line-height font-family color text-indent text-decoration text-align link
visited hover active red green blue black orange pink white gray purple
display inline block inline-block background background-color transparent