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