/*：源代码唯一下载链接: http://www.bootstrapmb.com/item/31(当前备注仅在演示里出现，下载源码不包含)*//*RETINA DISPLAY*/@media all and (-webkit-min-device-pixel-ratio: 1.5) { /*IMPORTANT : PLEASE NOTE:Just define high resolution version (2x) all of the background images used in your website.Example is given below:*//*#some-element { background-image: url('../../images/my_image@2x.png'); background-size: 200px 100px; } *//* Please visit: http://retinajs.com/ */}/*：源代码唯一下载链接: http://www.bootstrapmb.com/item/31(当前备注仅在演示里出现，下载源码不包含)*/