4/15/2017 - 2:55 AM

箭头

Rendered
Source

空心箭头

http://stackoverflow.com/questions/27492191/how-to-make-a-fancy-arrow-using-css

实心箭头

    display: inline-block;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid black;
    width: 0;
    height: 0;
    margin-top: -1px;
    margin-left: 6px;
    margin-right: -14px;
    vertical-align: middle;

效果http://jsrun.net/7viKp