pseudo class 2

1st of type
p:first-of-type {
font-family:verdana;
color:#3CF
}
the 1st p will get formatted

last-of-type {

}

formats the last of the type

only-of-type {

}

:root {
background-color:purple;
border:2px solid:red;

}

all around the document

Empty
:empty {
background-color:red
border:2px solid
}

:target {

}

enabled

input:disabled+span { color:grey; (when disabled)
font-family:verdana;
font-size:1em
}

input:enabled+span { (when enabled)
color:green;
font-family:verdana;
font-size:1em
}
checked
input:checked+span { (now when an element is checked it will go blue)
color:blue;
font-family:verdana;
font-size:1em
}

* (all
not element
p*:not(q) (everything thats not in the q element will go red)
{
background:red;
: