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