Element button pseudo-class :hover generated with padding 20px margin 0px transform border-radius box-sizing content-box transition background height auto display block float none opacity 1 position absolute outline none font-size 16px box-shadow 2px 2px 2px rgba(0,0,0,0.2) line-height normal cursor default border 1px #b7b7b7 solid width auto overflow visible font-weight normal z-index auto text-shadow 1px 1px 0px rgba(255,255,255,0.66)