!doctyehtl
htl
head
tacharset"utf8"
e"
tana"vieort"ntent"idthdeviceidth，itialscale1，axiuscale1，erscableno"
title404title
style
body{
backgroundlor:444
size:14x
}
h3{
size:60x
lor:eee
textalign:center
addg:30x
eight:noral
}
style
head
body
h3404锛屾偍璇锋眰鐨勬枃浠朵笉瀛樺湪!h3
body
htl：，，，