extensions appear on correct place depending on media query

src/views/preview/extension-chip.scss

@@ -26,6 +26,7 @@
         font-size: .875rem;
         justify-content: center;
         flex-flow: column;
+        align-items: flex-start;
     }
 
     .extension-status {

src/views/preview/presentation.jsx

@@ -2,6 +2,7 @@ const FormattedDate = require('react-intl').FormattedDate;
 const injectIntl = require('react-intl').injectIntl;
 const PropTypes = require('prop-types');
 const intlShape = require('react-intl').intlShape;
+const MediaQuery = require('react-responsive').default;
 const React = require('react');
 const Formsy = require('formsy-react').default;
 const classNames = require('classnames');
@@ -28,6 +29,8 @@ const ExtensionChip = require('./extension-chip.jsx');
 const projectShape = require('./projectshape.jsx').projectShape;
 require('./preview.scss');
 
+const frameless = require('../../lib/frameless');
+
 // disable enter key submission on formsy input fields; otherwise formsy thinks
 // we meant to trigger the "See inside" button. Instead, treat these keypresses
 // as a blur, which will trigger a save.
@@ -155,6 +158,21 @@ const PreviewPresentation = ({
                                 <RemixCredit projectInfo={parentInfo} />
                                 <RemixCredit projectInfo={originalInfo} />
                                 {/*  eslint-disable max-len */}
+                                <MediaQuery maxWidth={frameless.tablet - 1}>
+                                    <FlexRow className="preview-row">
+                                        <FlexRow className="extension-list">
+                                            {extensions && extensions.map(extension => (
+                                                <ExtensionChip
+                                                    extensionL10n={extension.l10nId}
+                                                    extensionName={extension.name}
+                                                    hasStatus={extension.hasStatus}
+                                                    iconURI={extension.icon && `/svgs/project/${extension.icon}`}
+                                                    key={extension.name || extension.l10nId}
+                                                />
+                                            ))}
+                                        </FlexRow>
+                                    </FlexRow>
+                                </MediaQuery>
                                 <FlexRow className="description-block">
                                     <div className="project-textlabel">
                                         Instructions
@@ -309,6 +327,7 @@ const PreviewPresentation = ({
                                 </FlexRow>
                             </FlexRow>
                         </FlexRow>
+                        <MediaQuery minWidth={frameless.tablet}>
                             <FlexRow className="preview-row">
                                 <FlexRow className="extension-list">
                                     {extensions && extensions.map(extension => (
@@ -322,6 +341,7 @@ const PreviewPresentation = ({
                                     ))}
                                 </FlexRow>
                             </FlexRow>
+                        </MediaQuery>
                     </div>
                     <div className="project-lower-container">
                         <div className="inner">