diff --git a/packages/app/src/components/PostCard/index.jsx b/packages/app/src/components/PostCard/index.jsx
index 71f96d9b..ec44ecb1 100644
--- a/packages/app/src/components/PostCard/index.jsx
+++ b/packages/app/src/components/PostCard/index.jsx
@@ -12,6 +12,25 @@ import useLayoutEffect from "rc-util/lib/hooks/useLayoutEffect"
 
 import "./index.less"
 
+const mediaTypes = {
+    "jpg": "image",
+    "jpeg": "image",
+    "png": "image",
+    "gif": "image",
+    "mp4": "video",
+    "webm": "video",
+    "ogv": "video",
+    "mov": "video",
+    "avi": "video",
+    "mkv": "video",
+    "ogg": "audio",
+    "mp3": "audio",
+    "wav": "audio",
+    "flac": "audio",
+    "aac": "audio",
+    "m4a": "audio",
+}
+
 const ContentFailed = () => {
     return <div className="contentFailed">
         <Icons.MdCloudOff />
@@ -98,44 +117,54 @@ const PostContent = React.memo((props) => {
 
     additions = additions.map((uri, index) => {
         const MediaRender = loadable(async () => {
-            // create a basic http request for fetching the file media type
-            const request = new Request(uri, {
-                method: "HEAD",
-            })
+            let extension = null
 
-            // fetch the file media type
-            const mediaType = await fetch(request)
-                .then(response => response.headers.get("content-type"))
-                .catch((error) => {
-                    console.error(error)
-                    return null
-                })
+            try {
+                // get media type by parsing the uri
+                const mediaTypeExt = /\.([a-zA-Z0-9]+)$/.exec(uri)
 
-            if (!mediaType) {
+                if (mediaTypeExt) {
+                    extension = mediaTypeExt[1]
+                } else {
+                    // try to get media by creating requesting the uri
+                    const response = await fetch(uri, {
+                        method: "HEAD",
+                    })
+
+                    extension = response.headers.get("content-type").split("/")[1]
+                }
+
+                const mediaType = mediaTypes[extension]
+
+                if (!mediaType) {
+                    return () => <ContentFailed />
+                }
+
+                switch (mediaType.split("/")[0]) {
+                    case "image": {
+                        return () => <img src={uri} />
+                    }
+                    case "video": {
+                        return () => <video controls>
+                            <source src={uri} type={mediaType} />
+                        </video>
+                    }
+                    case "audio": {
+                        return () => <audio controls>
+                            <source src={uri} type={mediaType} />
+                        </audio>
+                    }
+
+                    default: {
+                        return () => <h4>
+                            Unsupported media type [{mediaType}/{mediaTypeExt}]
+                        </h4>
+                    }
+                }
+            } catch (error) {
+                console.error(error)
                 return () => <ContentFailed />
             }
-
-            switch (mediaType.split("/")[0]) {
-                case "image": {
-                    return () => <img src={uri} />
-                }
-                case "video": {
-                    return () => <video controls>
-                        <source src={uri} type={mediaType} />
-                    </video>
-                }
-                case "audio": {
-                    return () => <audio controls>
-                        <source src={uri} type={mediaType} />
-                    </audio>
-                }
-
-                default: {
-                    return () => <h4>
-                        Unsupported media type [{mediaType}]
-                    </h4>
-                }
-            }
         })
 
         return <Swiper.Item
@@ -149,23 +178,22 @@ const PostContent = React.memo((props) => {
         </Swiper.Item>
     })
 
-
     return <div className="content">
         {message}
 
-        {additions &&
+        {additions.length > 0 &&
             <div className="additions">
                 <Swiper
-                    direction="vertical"
+                    //direction="vertical"
                     indicatorProps={{
                         style: {
-                            '--dot-color': 'rgba(0, 0, 0, 0.4)',
-                            '--active-dot-color': '#ffc0cb',
-                            '--dot-size': '50px',
-                            '--active-dot-size': '30px',
-                            '--dot-border-radius': '50%',
-                            '--active-dot-border-radius': '15px',
-                            '--dot-spacing': '8px',
+                            "--dot-color": "rgba(0, 0, 0, 0.4)",
+                            "--active-dot-color": "var(--primaryColor)",
+                            "--dot-size": "10px",
+                            "--active-dot-size": "30px",
+                            "--dot-border-radius": "50%",
+                            "--active-dot-border-radius": "15px",
+                            "--dot-spacing": "8px",
                         }
                     }}
                 >
@@ -214,7 +242,7 @@ const PostActions = (props) => {
                         Delete
                     </antd.Menu.Item>
                 </antd.Menu>}
-                trigger={['click']}
+                trigger={["click"]}
             >
                 <div className="icon">
                     <Icons.MoreVertical />
diff --git a/packages/app/src/components/PostCard/index.less b/packages/app/src/components/PostCard/index.less
index 022574ac..feb6c8ae 100644
--- a/packages/app/src/components/PostCard/index.less
+++ b/packages/app/src/components/PostCard/index.less
@@ -144,23 +144,34 @@
 
             .additions {
                 width: 100%;
+                height: 28vh;
 
                 .addition {
                     width: 100%;
+                    height: 100%;
 
                     // fixtures for media content
                     img {
                         width: 100%;
                         border-radius: 12px;
+
+                        user-select: none;
+                        -webkit-user-drag: none;
                     }
 
                     video {
-                        border-radius: 12px;
                         width: 100%;
+                        border-radius: 12px;
+
+                        user-select: none;
+                        -webkit-user-drag: none;
                     }
 
                     audio {
                         width: 100%;
+
+                        user-select: none;
+                        -webkit-user-drag: none;
                     }
                 }
             }
@@ -308,4 +319,34 @@
     // .actionsIndicator {
     //     opacity: 0;
     // }
+}
+
+.adm-swiper-track-inner {
+    display: flex;
+    align-items: center;
+
+    height: 100%;
+    width: 100%;
+
+    user-select: none;
+    -webkit-user-drag: none;
+
+    .adm-swiper-slide {
+        display: flex;
+        align-items: center;
+
+        user-select: none;
+        -webkit-user-drag: none;
+
+        .adm-swiper-item {
+            display: flex;
+            align-items: center;
+            justify-content: center;
+
+            height: fit-content;
+
+            user-select: none;
+            -webkit-user-drag: none;
+        }
+    }
 }
\ No newline at end of file