Set text width or put text in a div

http://stackoverflow.com/questions/13803678/set-text-width-or-put-text-in-a-div

HTML

<p><span></span><span>This is some text which will wrap if it gets too long!</span></p>

CSS

* { margin: 0; padding: 0; }
body { font: 10px sans-serif; }
p { 
    background: red;
    text-align: center;
    border-radius: 50px; 
    width: 100px; 
    height: 100px; }
p span { 
    vertical-align: middle;
    display: inline-block; }
p span:first-child { height: 100px; }