install Typora on Ubuntu 17.10

oot@gatekeeper:/usr/local/src# apt-get install typora
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages were automatically installed and are no longer required:
  cheese-common evolution-data-server evolution-data-server-common folks-common gnome-contacts gnome-desktop3-data gstreamer1.0-clutter-3.0 libcamel-1.2-60 libcanberra-gtk3-0
  libcanberra-gtk3-module libchamplain-0.12-0 libchamplain-gtk-0.12-0 libcheese-gtk25 libcheese8 libclutter-1.0-0 libclutter-1.0-common libclutter-gst-3.0-0 libclutter-gtk-1.0-0
  libcogl-common libcogl-pango20 libcogl-path20 libcogl20 libdee-1.0-4 libebackend-1.2-10 libebook-1.2-19 libebook-contacts-1.2-2 libecal-1.2-19 libedata-book-1.2-25 libedata-cal-1.2-28
  libedataserver-1.2-22 libedataserverui-1.2-1 libfolks-eds25 libfolks-telepathy25 libfolks25 libgee-0.8-2 libgeocode-glib0 libgnome-desktop-3-12 libgweather-3-6 libgweather-common
  libjavascriptcoregtk-4.0-18 libphonenumber7 libtelepathy-farstream3 libunity-protocol-private0 libunity-scopes-json-def-desktop libunity9 libwebkit2gtk-4.0-37 libyelp0
  libzeitgeist-2.0-0 pidgin-skype-common yelp yelp-xsl
Use 'sudo apt autoremove' to remove them.
Suggested packages:
  gir1.2-gnomekeyring-1.0 libgnome-keyring0
The following NEW packages will be installed:
  typora
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 43,7 MB of archives.
After this operation, 154 MB of additional disk space will be used.
Err:1 https://typora.io/linux  typora 0.9.48-1
  404  Not Found
E: Failed to fetch https://typora.io/linux/./linux/typora_0.9.48_amd64.deb  404  Not Found
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?