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