Prism js Code Hilighter

npm i prismjs
npm i react-prism

import Prism from 'prismjs';
import { PrismCode } from 'react-prism';

<!-- js -->
<PrismCode component="pre" className="language-js">
{`
const id = x => x
import Prism from 'prismjs';
`}
</PrismCode>

<!-- markup -->
<PrismCode component="pre" className="language-markup">
{`
<div className="guide_info">
    <h1>UI Component <span className="ver">ver.0.1</span></h1>
    <p className="desc">
        Typograhy &amp; UI Component Guide
    </p>
</div>
`}
</PrismCode>

<!-- css -->
<PrismCode component="pre" className="language-css">
{`
$mainColor: rgb(53, 112, 221);
$lightColor : lighten($mainColor, 30%);
$lightColor2 : lighten($mainColor, 40%);
`}
</PrismCode>

/**
 * prism.js default theme for JavaScript, CSS and HTML
 * Based on dabblet (http://dabblet.com)
 * @author Lea Verou
 */

 code[class*="language-"],
 pre[class*="language-"] {
     color: black;
     background: none;
     text-shadow: 0 1px white;
     font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
     text-align: left;
     white-space: pre;
     word-spacing: normal;
     word-break: normal;
     word-wrap: normal;
     line-height: 1.5;
 
     -moz-tab-size: 4;
     -o-tab-size: 4;
     tab-size: 4;
 
     -webkit-hyphens: none;
     -moz-hyphens: none;
     -ms-hyphens: none;
     hyphens: none;
 }
 
 pre[class*="language-"]::-moz-selection, pre[class*="language-"] ::-moz-selection,
 code[class*="language-"]::-moz-selection, code[class*="language-"] ::-moz-selection {
     text-shadow: none;
     background: #b3d4fc;
 }
 
 pre[class*="language-"]::selection, pre[class*="language-"] ::selection,
 code[class*="language-"]::selection, code[class*="language-"] ::selection {
     text-shadow: none;
     background: #b3d4fc;
 }
 
 @media print {
     code[class*="language-"],
     pre[class*="language-"] {
         text-shadow: none;
     }
 }
 
 /* Code blocks */
 pre[class*="language-"] {
     padding: 1em;
     padding-top: 0rem;
     margin: .5em 0;
     overflow: auto;
 }
 
 :not(pre) > code[class*="language-"],
 pre[class*="language-"] {
     background: #f6f8fa;
 }
 
 /* Inline code */
 :not(pre) > code[class*="language-"] {
     padding: .1em;
     border-radius: .3em;
     white-space: normal;
 }
 
 .token.comment,
 .token.prolog,
 .token.doctype,
 .token.cdata {
     color: slategray;
 }
 
 .token.punctuation {
     color: #999;
 }
 
 .namespace {
     opacity: .7;
 }
 
 .token.property,
 .token.tag,
 .token.boolean,
 .token.number,
 .token.constant,
 .token.symbol,
 .token.deleted {
     color: #905;
 }
 
 .token.selector,
 .token.attr-name,
 .token.string,
 .token.char,
 .token.builtin,
 .token.inserted {
     color: #690;
 }
 
 .token.operator,
 .token.entity,
 .token.url,
 .language-css .token.string,
 .style .token.string {
     color: #9a6e3a;
     background: hsla(0, 0%, 100%, .5);
 }
 
 .token.atrule,
 .token.attr-value,
 .token.keyword {
     color: #07a;
 }
 
 .token.function,
 .token.class-name {
     color: #DD4A68;
 }
 
 .token.regex,
 .token.important,
 .token.variable {
     color: #e90;
 }
 
 .token.important,
 .token.bold {
     font-weight: bold;
 }
 .token.italic {
     font-style: italic;
 }
 
 .token.entity {
     cursor: help;
 }