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