You can play Civclassic by adding the server in the Minecraft launcher.
On Minecraft Bedrock Edition, open the Minecraft launcher or Minecraft app. Go to the “Servers” tab and press “Add Server.” Enter the Civclassic IP Address mc.civclassic.comin the “Server Address” and the Civclassic port 19132 in the “Port.” Then press “Save” and start playing.