Selector
Example
Example description
.class
.intro
Selects all elements with class=”intro”
.class1.class2
.name1.name2
Selects all elements with both name1 and name2 set
within its class attribute
.class1 .class2
.name1 .name2
Selects all elements with name2 that is a descendant of an
element with name1
#id
#firstname
Selects the element with id=”firstname”
*
*
Selects all elements
element
p
Selects all <p> elements
element.class
p.intro
Selects all <p> elements with class=”intro”
element,element
div, p
Selects all <div> elements and all <p> elements
element element
div p
Selects all <p> elements inside <div> elements
element>element
div > p
Selects all <p> elements where the parent is a <div> element
element+element
div + p
Selects the first <p> element that is placed immediately after <div> elements
element1~element2
p ~ ul
Selects every <ul> element that is preceded by a <p> element
[attribute]
[target]
Selects all elements with a target attribute
[attribute=value]
[target=_blank]
Selects all elements with target=”_blank”
[attribute~=value]
[title~=flower]
Selects all elements with a title attribute containing the word “flower”
[attribute|=value]
[lang|=en]
Selects all elements with a lang attribute value equal to “en” or
starting with “en-”
[attribute^=value]
a[href^=”https”]
Selects every <a> element whose href attribute value begins with “https”
[attribute$=value]
a[href$=”.pdf”]
Selects every <a> element whose href attribute value ends with “.pdf”
[attribute*=value]
a[href*=”w3schools”]
Selects every <a> element whose href attribute value contains the substring “w3schools”
:active
a:active
Selects the active link
::after
p::after
Insert something after the content of each <p> element
::before
p::before
Insert something before the content of each <p> element
:checked
input:checked
Selects every checked <input> element
:default
input:default
Selects the default <input> element
:disabled
input:disabled
Selects every disabled <input> element
:empty
p:empty
Selects every <p> element that has no children (including text nodes)
:enabled
input:enabled
Selects every enabled <input> element
:first-child
p:first-child
Selects every <p> element that is the first child of its parent
::first-letter
p::first-letter
Selects the first letter of every <p> element
::first-line
p::first-line
Selects the first line of every <p> element
:first-of-type
p:first-of-type
Selects every <p> element that is the first <p> element of its parent
:focus
input:focus
Selects the input element which has focus
:fullscreen
:fullscreen
Selects the element that is in full-screen mode
:hover
a:hover
Selects links on mouse over
:in-range
input:in-range
Selects input elements with a value within a specified range
:indeterminate
input:indeterminate
Selects input elements that are in an indeterminate state
:invalid
input:invalid
Selects all input elements with an invalid value
:lang(language)
p:lang(it)
Selects every <p> element with a lang attribute equal to “it” (Italian)
:last-child
p:last-child
Selects every <p> element that is the last child of its parent
:last-of-type
p:last-of-type
Selects every <p> element that is the last <p> element of its parent
:link
a:link
Selects all unvisited links
::marker
::marker
Selects the markers of list items
:not(selector)
:not(p)
Selects every element that is not a <p> element
:nth-child(n)
p:nth-child(2)
Selects every <p> element that is the second child of its parent
:nth-last-child(n)
p:nth-last-child(2)
Selects every <p> element that is the second child of its parent, counting from the last child
:nth-last-of-type(n)
p:nth-last-of-type(2)
Selects every <p> element that is the second <p> element of its parent, counting from the last child
:nth-of-type(n)
p:nth-of-type(2)
Selects every <p> element that is the second <p> element of its parent
:only-of-type
p:only-of-type
Selects every <p> element that is the only <p> element of its parent
:only-child
p:only-child
Selects every <p> element that is the only child of its parent
:optional
input:optional
Selects input elements with no “required” attribute
:out-of-range
input:out-of-range
Selects input elements with a value outside a specified range
::placeholder
input::placeholder
Selects input elements with the “placeholder” attribute specified
:read-only
input:read-only
Selects input elements with the “readonly” attribute specified
:read-write
input:read-write
Selects input elements with the “readonly” attribute NOT specified
:required
input:required
Selects input elements with the “required” attribute specified
:root
:root
Selects the document’s root element
::selection
::selection
Selects the portion of an element that is selected by a user
:target
#news:target
Selects the current active #news element (clicked on a URL containing that anchor name)
:valid
input:valid
Selects all input elements with a valid value
:visited
a:visited
Selects all visited links