JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://xj6652.de/stack/fontello.css">
<p> Bla bla bla <i class="icon-video-1"></i>
<br/> Second Line Bla bla bla bla bla </p>

<bR/><BR/>

<p> Bla bla bla normal line-height
<br/> Second Line Bla bla bla bla bla </p>

CSS

i{
  font-size: 70px;
  position: relative;
  top: 0px; /* to adjust the position */
  vertical-align: baseline;
}

p {
    line-height: 1em ;
}