Mark it-standard pages with specific class

pages/standards/[serviceName].tsx

@@ -13,7 +13,7 @@ const { getImgPath } = useImgPath()
 export default function ({ contentString }) {
     const content: ServiceContent = JSON.parse(contentString)
     return (
-        <div className={'mx-auto max-w-screen-xl'}>
+        <div className={'mx-auto max-w-screen-xl it-standard'}>
             <nav className="relative max-w-7xl flex">
                 <div className="flex items-center flex-1">
                     <div className="flex items-center justify-between w-full md:w-auto">

pages/standards/index.tsx

@@ -42,7 +42,7 @@ export default function ({ contentsString }) {
         return tags.length > 0
     }
     return (
-        <div className='container'>
+        <div className='container it-standards'>
             <nav className="relative max-w-7xl mx-auto flex items-center justify-between px-3 sm:px-6 ">
                 <div className="flex items-center flex-1">
                     <div className="flex items-center justify-between w-full md:w-auto">