Element button pseudo-class :hover generated with box-sizing content-box opacity 1 outline none text-shadow 1px 1px 0px rgba(255,255,255,0.66) font-size 16px margin 20px cursor default float none border-radius transform overflow visible border 10px hsl(0, 7%, 37%) solid height auto display inline-block line-height normal position static font-weight normal box-shadow 2px 2px 2px rgba(0,0,0,0.2) transition width auto padding 20px background z-index auto