实现文本在标签内平均分布的css样式

https://www.cnblogs.com/stella1024/p/10444541.html

text-align: justify;
text-align-last: justify;

兼容处理

display: block;
width: 100px;
text-align: justify;
text-justify: distribute-all-lines;
/*ie6-8*/
text-align-last: justify;