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