Combinator selector

Pseudo Class selector

Pseudo elements selector

Attribute selector

:element

:empty

:enabled

None of these

:valid

:required

:optional

:invalid

:root

:nth-of-type(n)

:only-child

none of the mentioned

A → 4, B → 3, C → 2, D → 1

A →5, B → 4, C → 3, D → 2

A → 6, B → 2, C → 3, D → 4

A → 5, B → 2, C → 3, D → 6

A → 2, B → 1, C → 3, D → 6

A → 2, B → 1, C → 3, D → 4

A → 2, B → 5, C → 3, D → 4

A → 5, B → 1, C → 3, D → 4

tag

id

class

both class and tag

mouse over

mouse hover

hover

mouse move

A → 2, B → 5, C → 3, D → 4

A → 2, B → 6, C → 3, D → 4

A → 5, B → 1, C → 3, D → 4

A → 2, B → 1, C → 3, D → 4

tag

class

id

div

h1.hover

h1*hover

h1:hover

h1-hover

class

id

article

html

#classname

.classname

element.classname

*classname

content p

p.content

.content > p

p .content

E ~ F

::after

:checked

None of these

E[attr^=value]

E[attr$=value]

E[attr*=value]

None of these

A →1, B →5, C → 3, D → 4

A → 2, B → 3, C → 1, D → 4

A → 2, B → 6, C → 4, D → 3

A → 5, B → 3, C → 2, D → 4

class

id

type

None of the above

ul > li

ul li

ul + li

ul ~ li

Selects the first child of an element

Selects all sibling elements

Selects the immediately next sibling of an element

Selects the parent of an element

Name

ID

Class

Tag

focus

hover

active

checked

Selects all elements

Selects all siblings after a specified element

Selects only the first sibling of a specified element

Selects only the last sibling of a specified element

[attr]

[attr=""]

[attr=*]

attr[ ]

:nth-child(last)

:last-child

:only-child

:nth-last-child(1)

input:checked

input:focus

input:hover

input:active

E#id

.class

#id

*

:target

:selection

::selection

URO

:default

:%

:disabled

None of these

E.class

E~F

*

E,F,G