diff --git a/.gitmodules b/.gitmodules
index 0baa0780..2f5f3479 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,6 +4,6 @@
 [submodule "tweb-design"]
 	path = tweb-design
 	url = https://github.com/morethanwords/tweb-design
-[submodule "rlottie-web"]
+[submodule "src/rlottie-web"]
 	path = src/rlottie-web
 	url = https://github.com/morethanwords/rlottie-web
diff --git a/src/components/appMediaViewer.ts b/src/components/appMediaViewer.ts
index 4d676952..66b6f0bd 100644
--- a/src/components/appMediaViewer.ts
+++ b/src/components/appMediaViewer.ts
@@ -117,16 +117,18 @@ class AppMediaViewerBase<ContentAdditionType extends string, ButtonsAdditionType
     mainDiv.classList.add(MEDIA_VIEWER_CLASSNAME);
 
     const topbar = this.topbar = document.createElement('div');
-    topbar.classList.add(MEDIA_VIEWER_CLASSNAME + '-topbar');
+    topbar.classList.add(MEDIA_VIEWER_CLASSNAME + '-topbar', MEDIA_VIEWER_CLASSNAME + '-appear');
 
     const topbarLeft = document.createElement('div');
     topbarLeft.classList.add(MEDIA_VIEWER_CLASSNAME + '-topbar-left');
 
+    
     this.buttons['mobile-close'] = ButtonIcon('close', {onlyMobile: true});
-
+    
     // * author
     this.author.container = document.createElement('div');
     this.author.container.classList.add(MEDIA_VIEWER_CLASSNAME + '-author', 'no-select');
+    const authorRight = document.createElement('div');
 
     this.author.avatarEl = new AvatarElement();
     this.author.avatarEl.classList.add(MEDIA_VIEWER_CLASSNAME + '-userpic', 'avatar-44');
@@ -137,7 +139,9 @@ class AppMediaViewerBase<ContentAdditionType extends string, ButtonsAdditionType
     this.author.date = document.createElement('div');
     this.author.date.classList.add(MEDIA_VIEWER_CLASSNAME + '-date');
 
-    this.author.container.append(this.author.avatarEl, this.author.nameEl, this.author.date);
+    authorRight.append(this.author.nameEl, this.author.date);
+
+    this.author.container.append(this.author.avatarEl, authorRight);
 
     // * buttons
     const buttonsDiv = document.createElement('div');
@@ -974,7 +978,8 @@ class AppMediaViewerBase<ContentAdditionType extends string, ButtonsAdditionType
 
     //const maxWidth = appPhotosManager.windowW - 16;
     const maxWidth = mediaSizes.isMobile ? this.pageEl.scrollWidth : this.pageEl.scrollWidth - 16;
-    const maxHeight = mediaSizes.isMobile ? appPhotosManager.windowH : appPhotosManager.windowH - 100;
+    // TODO: const maxHeight = mediaSizes.isMobile ? appPhotosManager.windowH : appPhotosManager.windowH - 100;
+    const maxHeight = appPhotosManager.windowH - 120;
     let thumbPromise: Promise<any> = Promise.resolve();
     const size = appPhotosManager.setAttachmentSize(media, container, maxWidth, maxHeight, mediaSizes.isMobile ? false : true).photoSize;
     if(useContainerAsTarget) {
diff --git a/src/lib/appManagers/apiUpdatesManager.ts b/src/lib/appManagers/apiUpdatesManager.ts
index c2bf504e..64694436 100644
--- a/src/lib/appManagers/apiUpdatesManager.ts
+++ b/src/lib/appManagers/apiUpdatesManager.ts
@@ -467,7 +467,7 @@ export class ApiUpdatesManager {
         }
         break;
       default:
-        if('channel_id' in update) {
+        if('channel_id' in update && 'pts' in update) {
           channelId = update.channel_id;
         }
         break;
diff --git a/src/lib/logger.ts b/src/lib/logger.ts
index 98b13fe8..6604692c 100644
--- a/src/lib/logger.ts
+++ b/src/lib/logger.ts
@@ -21,8 +21,8 @@ function dT() {
   return '[' + ((Date.now() - _logTimer) / 1000).toFixed(3) + ']';
 }
 
-export function logger(prefix: string, type: LogTypes = LogTypes.Log | LogTypes.Warn | LogTypes.Error) {
-  if(!DEBUG/*  || true */) {
+export function logger(prefix: string, type: LogTypes = LogTypes.Log | LogTypes.Warn | LogTypes.Error, ignoreDebugReset = false) {
+  if(!DEBUG && !ignoreDebugReset/*  || true */) {
     type = LogTypes.Error;
   }
 
diff --git a/src/lib/mediaPlayer.ts b/src/lib/mediaPlayer.ts
index 82d4d915..994230a0 100644
--- a/src/lib/mediaPlayer.ts
+++ b/src/lib/mediaPlayer.ts
@@ -170,7 +170,7 @@ let lastVolume = 1, muted = !lastVolume;
 export default class VideoPlayer {
   private wrapper: HTMLDivElement;
   private progress: MediaProgressLine;
-  private skin: string;
+  private skin: 'default';
 
   private listenerSetter: ListenerSetter;
 
@@ -186,10 +186,10 @@ export default class VideoPlayer {
     video.parentNode.insertBefore(this.wrapper, video);
     this.wrapper.appendChild(video);
 
-    this.skin = video.dataset.ckin ?? 'default';
+    this.skin = 'default';
 
     this.stylePlayer(duration);
-    this.setBtnMenuToggle();
+    // this.setBtnMenuToggle();
 
     if(this.skin === 'default') {
       const controls = this.wrapper.querySelector('.default__controls.ckin__controls') as HTMLDivElement;
@@ -402,7 +402,7 @@ export default class VideoPlayer {
     }
   }
 
-  public togglePlay() {
+  protected togglePlay() {
     this.video[this.video.paused ? 'play' : 'pause']();
   }
 
@@ -450,7 +450,7 @@ export default class VideoPlayer {
     return !!(document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.msFullscreenElement);
   }
   
-  public toggleFullScreen(fullScreenButton: HTMLElement) {
+  protected toggleFullScreen(fullScreenButton: HTMLElement) {
     // alternative standard method
     const player = this.wrapper;
 
@@ -533,7 +533,7 @@ export default class VideoPlayer {
     }
   }
   
-  onFullScreen = () => {
+  protected onFullScreen = () => {
     // @ts-ignore
     const isFullscreenNow = document.webkitFullscreenElement !== null;
     if(!isFullscreenNow) {
diff --git a/src/lib/mtproto/referenceDatabase.ts b/src/lib/mtproto/referenceDatabase.ts
index df3d1f62..178c9c9c 100644
--- a/src/lib/mtproto/referenceDatabase.ts
+++ b/src/lib/mtproto/referenceDatabase.ts
@@ -12,6 +12,7 @@ import { deepEqual } from "../../helpers/object";
 import { MOUNT_CLASS_TO } from "../../config/debug";
 import apiManager from "./mtprotoworker";
 import assumeType from "../../helpers/assumeType";
+import { logger } from "../logger";
 
 export type ReferenceContext = ReferenceContext.referenceContextProfilePhoto | ReferenceContext.referenceContextMessage;
 export namespace ReferenceContext {
@@ -36,21 +37,20 @@ class ReferenceDatabase {
   private contexts: Map<ReferenceBytes, ReferenceContexts> = new Map();
   //private references: Map<ReferenceBytes, number[]> = new Map();
   private links: {[hex: string]: ReferenceBytes} = {};
+  private log = logger('RD', undefined, true);
 
   constructor() {
     apiManager.addTaskListener('refreshReference', (task: RefreshReferenceTask) => {
-      const bytes = task.payload;
+      const originalPayload = task.payload;
 
       assumeType<RefreshReferenceTaskResponse>(task);
-      task.originalPayload = bytes;
+      task.originalPayload = originalPayload;
 
-      this.refreshReference(bytes).then(() => {
-        task.payload = this.getReferenceByLink(bytes);
-        apiManager.postMessage(task);
+      this.refreshReference(originalPayload).then((bytes) => {
+        task.payload = bytes;
       }, (err) => {
         task.error = err;
-        apiManager.postMessage(task);
-      });
+      }).then(() => apiManager.postMessage(task));
     });
   }
 
@@ -103,10 +103,12 @@ class ReferenceDatabase {
     return false;
   }
 
-  public refreshReference(reference: ReferenceBytes, context?: ReferenceContext): Promise<void> {
+  public refreshReference(reference: ReferenceBytes, context?: ReferenceContext): Promise<Uint8Array | number[]> {
+    this.log('refreshReference: start', reference.slice(), context);
     if(!context) {
       const c = this.getContext(reference);
       if(!c) {
+        this.log('refreshReference: got no context for reference:', reference.slice());
         return Promise.reject('NO_CONTEXT');
       }
 
@@ -124,16 +126,18 @@ class ReferenceDatabase {
       }
 
       default: {
-        console.warn('FILE_REFERENCE_EXPIRED: not implemented context', context);
+        this.log.warn('refreshReference: not implemented context', context);
         return Promise.reject();
       }
     }
 
     const hex = bytesToHex(reference);
+    this.log('refreshReference: refreshing reference:', hex);
     return promise.then(() => {
       const newHex = bytesToHex(reference);
+      this.log('refreshReference: refreshed, reference before:', hex, 'after:', newHex);
       if(hex !== newHex) {
-        return;
+        return reference;
       }
 
       this.deleteContext(reference, context);
@@ -147,17 +151,6 @@ class ReferenceDatabase {
     });
   }
 
-  /* handleReferenceError = (reference: ReferenceBytes, error: ApiError) => {
-    switch(error.type) {
-      case 'FILE_REFERENCE_EXPIRED': {
-        return this.refreshReference(reference);
-      }
-
-      default:
-        return Promise.reject(error);
-    }
-  }; */
-
   /* public replaceReference(oldReference: ReferenceBytes, newReference: ReferenceBytes) {
     const contexts = this.contexts.get(oldReference);
     if(contexts) {
diff --git a/src/scss/partials/_ckin.scss b/src/scss/partials/_ckin.scss
index 6619f4c7..74c85f97 100644
--- a/src/scss/partials/_ckin.scss
+++ b/src/scss/partials/_ckin.scss
@@ -42,18 +42,6 @@
       }
     }
   }
-
-  &__overlay {
-    position: relative;
-
-    &:before {
-      background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, .5) 100%);
-    }
-
-    &--2:before {
-      background: rgba(24, 24, 24, .8);
-    }
-  }
 }
 
 .default {
@@ -71,7 +59,7 @@
     cursor: pointer;
   }
 
-  &:before {
+  /* &:before {
     content: '';
     position: absolute;
     top: 0;
@@ -81,27 +69,11 @@
     transition: opacity .2s;
     opacity: 1;
     visibility: visible;
-  }
-
-  &__title {
-    position: absolute;
-    left: 20px;
-    top: 20px;
-    z-index: 1;
-    font-size: 24px;
-    color: rgba(255, 255, 255, .8);
-    font-style: italic;
-  }
+  } */
 
   &__button {
-    width: 2rem;
-    height: 2rem;
     color: #fff;
-    padding: 0 .625rem;
-
-    @include respond-to(handhelds) {
-      font-size: 1.375rem;
-    }
+    padding: .375rem;
 
     i {
       align-self: center;
@@ -139,11 +111,6 @@
     }
   }
 
-  &__slider {
-    width: 10px;
-    height: 30px;
-  }
-
   &__controls {
     position: absolute;
     bottom: 0;
@@ -183,6 +150,12 @@
     pointer-events: none;
   }
 
+  &:not(.ckin__fullscreen) .default__gradient-bottom {
+    @include respond-to(handhelds) {
+      display: none;
+    }
+  }
+
   .toggle:before {
     content: $tgico-play;
   }
@@ -194,6 +167,10 @@
 
     .default__controls {
       transform: translate3d(0, 52px, 0);
+
+      @include respond-to(handhelds) {
+        transform: translate3d(0, 65px, 0);
+      }
     }
 
     /* html.no-touch &:hover,*/
@@ -240,15 +217,11 @@
     
     &__icon {
       fill: #fff;
-      width: 1.5rem;
-      height: 1.5rem;
+      width: 2.25rem;
+      height: 2.25rem;
       margin-right: .5rem;
       cursor: pointer;
-
-      @include respond-to(handhelds) {
-        width: 1.25rem;
-        height: 1.25rem;
-      }
+      padding: .375rem;
     }
 
     .progress-line {
@@ -416,26 +389,21 @@ input[type=range] {
   }
 }
 
-.left-controls {
+.left-controls,
+.right-controls {
   display: flex;
   align-items: center;
 }
 
-.right-controls {
-    display: flex;
-    align-items: center;
-    float: right;
-}
-
 .bottom-controls {
-  padding: 0 .25rem;
-  height: 2rem;
+  padding: 0 .625rem;
+  height: 2.25rem;
   display: flex;
   justify-content: space-between;
   align-items: center;
 
   @include respond-to(handhelds) {
     height: 3.5rem;
-    padding: 0 .375rem;
+    padding: 0 .5rem;
   }
 }
diff --git a/src/scss/partials/_mediaViewer.scss b/src/scss/partials/_mediaViewer.scss
index 22c81448..6cc62f71 100644
--- a/src/scss/partials/_mediaViewer.scss
+++ b/src/scss/partials/_mediaViewer.scss
@@ -23,6 +23,8 @@
   &-author {
     height: 100%;
     cursor: pointer;
+    display: flex;
+    align-items: center;
 
     @include respond-to(handhelds) {
       margin-left: 1.5rem;
@@ -30,9 +32,7 @@
   }
 
   &-userpic {
-    position: absolute;
-    top: .5rem;
-    left: 1.25rem;
+    margin-right: 1rem;
 
     @include respond-to(handhelds) {
       display: none;
@@ -43,6 +43,10 @@
     line-height: var(--line-height);
     font-weight: 500;
     margin: .0625rem 0;
+
+    @include respond-to(not-handhelds) {
+      margin: .0625rem 0 .125rem;
+    }
   }
   
   &-date {
@@ -56,7 +60,7 @@
     right: 0;
     display: flex;
     flex-flow: row nowrap;
-    padding: .5rem;
+    padding: .5rem .75rem;
 
     .btn-icon {
       margin: 0 .25rem;
@@ -220,7 +224,10 @@
     overflow: hidden;
     transform: translateZ(0) scale3d(1, 1, 1);
     border-radius: 0;
-    -webkit-mask-image: -webkit-radial-gradient(circle, white 100%, black 100%); // fix border-radius overflow
+
+    &:not(.center) {
+      -webkit-mask-image: -webkit-radial-gradient(circle, white 100%, black 100%); // fix border-radius overflow
+    }
 
     // эти значения должны быть такими же, как при установке maxWidth и maxHeight в openMedia!
     //max-width: 100%;
@@ -300,13 +307,13 @@
       top: 50% !important;
       transform: translate3d(-50%, -50%, 0) !important;
       max-width: calc(100vw - 16px);
-      max-height: calc((var(--vh, 1vh) * 100) - 100px);
+      max-height: calc((var(--vh, 1vh) * 100) - 120px);
 
       @include respond-to(handhelds) {
         width: 100% !important;
         height: 100% !important;
         max-width: 100vw !important;
-        max-height: 100vh !important;
+        // max-height: 100vh !important;
         // TODO: max-height: calc((var(--vh, 1vh) * 100));
         //height: calc(100% - 100px) !important;
         /* height: calc(100% - 50px) !important;
@@ -320,15 +327,12 @@
           max-height: calc(100% - 100px);
         } */
 
-        /* .ckin__player:not(.ckin__fullscreen) {
-          .default__controls {
-            bottom: -50px;
+        .ckin__player:not(.ckin__fullscreen) {
+          .default__controls/* ,
+          .default__gradient-bottom */ {
+            bottom: -61px;
           }
-
-          .default__gradient-bottom {
-            bottom: -50px;
-          }
-        } */
+        }
       }
 
       /* @include respond-to(handhelds) {
@@ -341,9 +345,10 @@
         }
       } */
 
-      img:not(.thumbnail), video {
-        height: auto;
-        width: auto;
+      img:not(.thumbnail), 
+      video {
+        /* height: auto;
+        width: auto; */
         object-fit: contain;
         //max-height: calc(100% - 100px);
       }
@@ -361,6 +366,12 @@
       }
     }
   }
+
+  &-appear {
+    opacity: 0;
+    visibility: hidden;
+    transition: opacity var(--open-duration) 0s, visibility 0s var(--open-duration);
+  }
   
   &-topbar {
     position: absolute;
@@ -372,7 +383,7 @@
     align-items: center;
     justify-content: space-between;
     z-index: 5;
-    padding: 0 .5rem;
+    padding: 0 1.25rem;
 
     .btn-icon, .media-viewer-author {
       color: #8b8b8b;
@@ -392,12 +403,13 @@
     }
 
     @include respond-to(handhelds) {
+      padding: 0 .5rem;
       // transform: translateY(-3.5rem);
       // background: rgba(0, 0, 0, .2);
 
-      @include animation-level(2) {
+      /* @include animation-level(2) {
         transition: transform var(--open-duration) ease-in-out;
-      }
+      } */
     }
   }
 
@@ -442,7 +454,8 @@
       visibility: visible;
       transition-delay: 0s;
 
-      .overlays/* , 
+      .overlays,
+      .media-viewer-appear/* , 
       > .btn-icon */ {
         opacity: 1;
         visibility: visible;