JSFiddle - React, Tailwind, and code Playground
by Chetan Hanumantha
HTML
<div class="left-to-right"><p>The <strong>bottom</strong> edge is a little wonky here.</p></div>
CSS
body {
padding:50px;
}
p {
height:50px;
width:500px;
padding:0;
margin: auto;
}
strong {
font-weight: bold
}
.left-to-right {
border-width: 0 0 5px 0;
-webkit-border-image:
-webkit-gradient(linear, 100% 0, 0 0, from(black), to(rgba(0, 0, 0, 0))) 100% 1;
-webkit-border-image:
-webkit-linear-gradient(top, black, rgba(0, 0, 0, 0)) 100% 1;
-o-border-image:
-o-linear-gradient(top, black, rgba(0, 0, 0, 0)) 100% 1;
-moz-border-image:
-moz-linear-gradient(top, black, rgba(0, 0, 0, 0)) 100% 1;
}