Fix upload preview height

src/app/components/feed/feed.component.sass

@@ -34,16 +34,14 @@
   .mat-icon
     transform: scale(1.5)
 #inputPreview
-  max-width: 75%
+  max-width: 100%
-  max-height: 100%
+  max-height: 40vh
   width: auto
   border-radius: 4px
   mask-mode: luminance
   outline: none
   user-select: none
 ::ng-deep video
-  width: 100%
-  max-height: 40vh
   outline: none
   user-select: none
 #inputPreviewWrapper

src/app/models/post.ts

@@ -1,5 +1,6 @@
 import {Author} from './author';
 import {Activity} from './activity';
+import { environment } from 'src/environments/environment';
 
 export class Post {
   id: number;
@@ -39,7 +40,7 @@ export class Post {
     this.author = author;
     this.activity = activity;
     if (media) {
-      this.mediaUrl = media.url;
+      this.mediaUrl = environment.greenvironmentUrl + media.url;
       this.mediaType = media.type;
     }
   }