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