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