The text of the registered account cannot be separated from the left and right

Question

<p class="p_line">Register an account Already have an account and log in directly</p>

I used Firefox 360 browser to test. it's the same. There is no separation effect

Answer 1

<p class="p_line"><span style="float:left">Register an account</span><span style="float:right">If you already have an account, log in directly< ;/span></p>

Answer 2

<p class="p_line">Register an account</p>

<p class="p_line">Log in directly if you already have an account</p>