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