JSFiddle - React, Tailwind, and code Playground

by Gonzalo

HTML

<div class="navbar-inner">
    <label>Test</label><input />
</div>

CSS

.navbar-inner {
    min-height: 40px;
    padding-right: 20px;
    padding-left: 20px;
    background-color: #fafafa;
    background-image: -moz-linear-gradient(top, #ffffff, #f2f2f2);
    background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#ffffff), to(#f2f2f2));
    background-image: -webkit-linear-gradient(top, #ffffff, #f2f2f2);
    background-image: -o-linear-gradient(top, #ffffff, #f2f2f2);
    background-image: linear-gradient(to bottom, #ffffff, #f2f2f2);
    background-repeat: repeat-x;
    -moz-border-radius: 4px;
    border-radius: 4px;
    filter: progidXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#fff2f2f2', GradientType=0);
    -webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);
    -moz-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);
    
    border-image: linear-gradient(90deg, #ffffff, red) 1 100%;
     -webkit-border-image: -webkit-linear-gradient(90deg, #ffffff, red) 1 100%;
     -o-border-image: -o-linear-gradient(90deg, #ffffff, red) 1 100%;
     -moz-border-image: -moz-linear-gradient(90deg, #ffffff, red) 1 100%;
     border-top-width: 2px;
     border-left-width: 2px;
     border-right-width: 2px;
    border-top-color: #000;
     border-image: linear-gradient(0deg, transparent, #000 50%, transparent) 1 1 100%;
  -webkit-border-image: -webkit-linear-gradient(0deg, transparent, #000 50%, transparent) 1 1 100%;
  -o-border-image: -o-linear-gradient(0deg, transparent, #000 50%, transparent) 1 1 100%;
  -moz-border-image: -moz-linear-gradient(0deg, transparent, #000 50%, transparent) 1 1 100%;
  border-top-width: 2px;
}