uploaderのスタイルを若干更新

app.py

@@ -761,12 +761,9 @@ def send_songs(ref):
 def send_manifest():
     return cache_wrap(flask.send_from_directory("public", "manifest.json"), 3600)
 
-@app.route("/upload/")
-def send_upload():
-    return cache_wrap(flask.send_from_directory("public/upload", "index.html"), 3600)
-
+@app.route("/upload/", defaults={"ref": "index.html"})
 @app.route("/upload/<path:ref>")
-def send_upload_sub(ref):
+def send_upload(ref):
     return cache_wrap(flask.send_from_directory("public/upload", ref), 3600)
 
 @app.route("/upload", methods=["POST"])

public/upload/index.html

@@ -16,12 +16,10 @@
 
       <label for="file_music">音楽ファイル:</label>
       <input type="file" name="file_music" accept=".ogg,.mp3,.wav" required><br>
-
-      <br>
-      <button type="button" onclick="uploadFiles()">今すぐ投稿！ (30秒ほどかかる場合があります)</button>
     </form>
 
-    <br>
+    <button type="button" onclick="uploadFiles()">今すぐ投稿！ (30秒ほどかかる場合があります)</button>
+
     <div id="error-view"></div>
   </body>
 </html>

public/upload/style.css

@@ -1,3 +1,8 @@
+body > *:not(:last-child) {
+  margin-bottom: 3rem;
+}
+
 #error-view {
+  word-break: break-word;
   white-space: pre-line;
 }