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