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