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