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