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