Element button pseudo-class :active generated with width auto height auto border 0px rgba(0,0,0,1) double transition float none border-radius font-weight normal padding -109px box-sizing content-box z-index auto box-shadow transform line-height 1 margin 12em overflow visible font-size 31px opacity 1 outline none text-shadow 2px 2px 2px rgba(0,0,0,0.5) position static cursor default display block background