Element button pseudo-class :active generated with border-radius opacity 1 transition width 260px overflow visible border 4px rgb(255, 255, 255) solid display block height 50px padding 0px cursor default transform font-weight bold position static font-size 20px z-index auto status line-height 50px box-sizing content-box float none box-shadow 0px 0px 9px rgba(0,0,0,0.5) background text-shadow margin 0px outline none