position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.1s;
background-color: rgba(120, 120, 120, 0.3);
}
ul li:nth-child(2) {
animation: bump 1.5s infinite;
animation-delay: 0.2s;
}
ul li:nth-child(2) div {
border-radius: 22px;
transform-origin: center;
position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.2s;
background-color: rgba(120, 0, 0, 0.3);
}
ul li:nth-child(3) {
animation: bump 1.5s infinite;
animation-delay: 0.3s;
}
ul li:nth-child(3) div {
border-radius: 22px;
transform-origin: center;
position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.3s;
background-color: rgba(120, 120, 0, 0.3);
}
ul li:nth-child(4) {
animation: bump 1.5s infinite;
animation-delay: 0.4s;
}
ul li:nth-child(4) div {
border-radius: 22px;
transform-origin: center;
position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.4s;
background-color: rgba(0, 120, 0, 0.3);
}
ul li:nth-child(5) {
animation: bump 1.5s infinite;
animation-delay: 0.5s;
}
ul li:nth-child(5) div {
border-radius: 22px;
transform-origin: center;
position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.5s;
background-color: rgba(0, 120, 120, 0.3);
}
ul li:nth-child(6) {
animation: bump 1.5s infinite;
animation-delay: 0.6s;
}
ul li:nth-child(6) div {
border-radius: 22px;
transform-origin: center;
position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.6s;
background-color: rgba(0, 0, 120, 0.3);
}
ul li:nth-child(7) {
animation: bump 1.5s infinite;
animation-delay: 0.7s;
}
ul li:nth-child(7) div {
border-radius: 22px;
transform-origin: center;
position: absolute;
height: 60px;
width: 80px;
animation: spin 0.4s infinite;
animation-delay: 0.7s;
background-color: rgba(120, 0, 120, 0.3);
}
注：请自行在所需之处加上浏览器前缀（如：-webkit- 、 -moz-），否则将不能正常显示效果。
源码下载请见附件 
闪烁跳跃进度条.rar (1.6 KB)
