Web is TCP port 80, ping is ICMP type 8 code 0 (echo), and ping-reply is ICMP type 0 code 0 (echo-reply)
https://www.iana.org/assignments/icmp-parameters/icmp-parameters.xhtml
BTW: Cool stuff “LEARN” https://docs.fortinet.com/document/fortigate/5.4.0/cookbook/773608/make-it-a-policy-to-learn-before-configuring-policies