Play ground for apache web server

In web server playground not able to download package i am using this URl for downloading ( but not env is not behaving inappropriately so not able to pratice its exercise.

Please make sure to follow those steps
$ cd /opt/
$ sudo curl -O
$ sudo tar -xvf apache-tomcat-8.5.66.tar.gz
$ sudo mv apache-tomcat-8.5.66 /opt/apache-tomcat-8
$ sudo /opt/apache-tomcat-8/bin/