Element button pseudo-class :active generated with display block transition margin 0px background position static outline none box-sizing content-box float none line-height normal border 1px rgba(0,0,0,1) solid width 33% text-shadow font-weight normal transform font-size 100% box-shadow 5px 5px 8px rgba(0,0,0,0.4) padding 5px z-index auto height 250px overflow visible border-radius cursor pointer opacity 1