.btn-blue { text-shadow: 0 -1px 0 rgba(0, 0, 0, .2); -webkit-box-shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 1px 1px rgba(0, 0, 0, .075); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 1px 1px rgba(0, 0, 0, .075); background: #42D9FE; background-repeat: repeat-x; border-color: #0099FF; color: #fff; font-family: "微軟雅黑"; } .btn-blue:hover, .btn-blue:focus { background-color: #00CCFF; background-position: 0 -15px; -webkit-box-shadow: 0 0 20px rgba(153, 51, 204, .3); box-shadow: 0 0 20px rgba(153, 51, 204, .3); color:#fff; } .btn-blue:active, .btn-blue.active { -webkit-box-shadow: inset 0 3px 5px rgba(0, 0, 0, .125); box-shadow: inset 0 3px 5px rgba(0, 0, 0, .125); }