本代码是运用了CSS3技术生成的动画效果，主要生成了一些网页上常见到的Loading加载小图片效果，你不要以为它是一张制作好的GIF图片，实际上它完全是用CSS3技术生成的网页动画，并没有用到任何的图片资源，CSS3是不是很强大？实际上本实例还向大家演示了CSS 3.0实现多种样式的CSS3圆角、css3 动画、brcss3 渐变、css3 阴影等特效。 -This code is generated using the CSS3 animation technology, mainly to generate some common small images on a web page loading Loading effect, you do not think it is a good production of GIF images, in fact it is completely generated using CSS3 techniques web animation, and did not use any of the pictures resources, CSS3 is not very strong? In fact, this example also demonstrates to everyone achieve a variety of styles CSS 3.0 CSS3 rounded corners, css3 animation, brcss3 gradient, css3 shadows and other special effects.