html - 增加两条线之间的垂直间距

Question

我有如下的纯 html 文件

<div>
    THis is a looooooooong text. and it goes on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on and on 
    <br/><br/>
    2nd line
    <br/><br/>
    3rd line 3rd line 3rd line 3rd line 3rd line 3rd line 3rd line 
    <br/><br/>
    last line
</div>

我想要的是增加两行之间的间距

现在我看到如下文字。

但我想要的是将两条线之间的间距增加 10px。

jsfiddle

知道怎么做吗？

---

空间需要如下图所示。 (例如我只考虑了第一行)

Answer 1

使用行高在行之间添加空间:

例如:

div {line-height:25px;}