Element block pseudo-class :active generated with border-radius height auto line-height 1 transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) background position static border 0px rgba(0,0,0,1) solid transition padding 20px overflow hidden display block width 160px float none font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px margin 0px z-index auto cursor default box-sizing content-box