/*：当前代码仅为演示用,不能二次开发。源码只发布在: http://www.bootstrapmb.com/item/6153(此说明只在演示页面有,不在下载的源码里)*/.nice-number {  display: inline-flex;  justify-content: stretch;}.nice-number input {  vertical-align: middle;  -moz-appearance: textfield;  box-sizing: content-box;  margin: 0;  text-align: center;}.nice-number input::-webkit-inner-spin-button,.nice-number input::-webkit-outer-spin-button {  -webkit-appearance: none;  margin: 0;}/*：当前代码仅为演示用,不能二次开发。源码只发布在: http://www.bootstrapmb.com/item/6153(此说明只在演示页面有,不在下载的源码里)*/