css changes scroll bar default style

 
 
这是内容111
 
这里是内容222
 
这里是内容333
 
 

.inner{ width: 265px; height: 400px; position: absolute; top: 33px; left: 13px; /*cursor: pointer;*/ overflow:hidden; } .innerbox{ overflow-x: hidden; overflow-y: auto; color: #000; font-size: .7rem; font-family: "\5FAE\8F6F\96C5\9ED1",Helvetica,"黑体",Arial,Tahoma; height: 100%; } /*滚动条样式*/ .innerbox::-webkit-scrollbar {/*滚动条整体样式*/ width: 4px; /*高宽分别对应横竖滚动条的尺寸*/ height: 4px; } .innerbox::-webkit-scrollbar-thumb {/*滚动条里面小方块*/ border-radius: 5px; -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2); background: rgba(0,0,0,0.2); } .innerbox::-webkit-scrollbar-track {/*滚动条里面轨道*/ -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2); border-radius: 0; background: rgba(0,0,0,0.1); }