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