Updated the default class name

• Updated:
- the default class name

app/javascript/gabsocial/pages/modal_page.js

@@ -30,7 +30,7 @@ class ModalPage extends React.PureComponent {
         <PageTitle path={title} />
         
         <Block>
-          <div className={[_s._, _s.py15, _s.px15].join(' ')}>
+          <div className={[_s.d, _s.py15, _s.px15].join(' ')}>
             {children}
           </div>
         </Block>

app/javascript/gabsocial/pages/search_page.js

@@ -66,7 +66,7 @@ class SearchPage extends React.PureComponent {
         <PageTitle path={title} />
 
         <Responsive max={BREAKPOINT_EXTRA_SMALL}>
-          <div className={[_s._, _s.px10].join(' ')}>
+          <div className={[_s.d, _s.px10].join(' ')}>
             <Search />
           </div>
         </Responsive>