add new class添加新的样式

.wordWrapBreak{word-wrap: break-word;}
.wordBreakNormal{word-break:normal;}
.wordBreakAll{word-break:break-all;}
.wordBreakKeepAll{word-break:keep-all;}
.wordSpaceNowrap{white-space:nowrap;}
.wordSpacePre{white-space: pre;}
.wordSpacePreline{white-space: pre-line;}
147 +.wordSpacePrewrap{white-space: pre-wrap;}