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