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