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