html内容超出了div或p的宽度如何换行让内容自动换行

html内容超出了div或p的宽度如何换行让内容自动换行

        代码如下:

        html：

        <div class="content">
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</div>

        css：
.nav .information .chunk .content {
width: 100%;
height: auto;
word-wrap:break-word;
word-break:break-all;
overflow: hidden;
}