CSS Worksheet: Selectors Class and Id

HTML and CSS lesson 13: Selectors: element, class and id · Set 694 · 40 questions

Code tip (Dot for class, hash for id): p matches every <p>; .note matches class="note"; #top matches id="top". A dot means class, a hash means id — mixing them up matches nothing. Many elements can share a class; an id belongs to only one element.

1. 1.🎯 How many elements on a page should have the same id? (a) any number (b) 2 (c) 5 (d) 1
2. 2.🎯 What kind of selector is img? (a) an id selector (b) an element selector (c) a class selector
3. 3.🎯 Which sign starts a class selector? (a) @ (b) # (c) . (d) &
4. 4.🎯 What kind of selector is #top? (a) an id selector (b) an element selector (c) a class selector
5. 5.🎯 Can many elements share the same class? (a) No (b) Yes
6. 6.🎯 Which element does the selector .big style? (a) <h1 id="big"> (b) <h2 class="box"> (c) <h1 class="big"> (d) <h1 class="red">
7. 7.🎯 What kind of selector is #logo? (a) an element selector (b) a class selector (c) an id selector
8. 8.🎯 What kind of selector is #end? (a) an id selector (b) a class selector (c) an element selector
9. 9.🎯 What kind of selector is .star? (a) an id selector (b) an element selector (c) a class selector
10. 10.🎯 Which sign starts an id selector? (a) . (b) @ (c) & (d) #
11. 11.🎯 Which CSS selector matches this element?
    <li class="star" id="end">Hello</li> (a) .menu (b) #star (c) .end (d) #end
12. 12.True or false: .menu is an element selector. (a) False (b) True
13. 13.🎯 What kind of selector is .card? (a) an id selector (b) an element selector (c) a class selector
14. 14.🎯 What kind of selector is h1? (a) an element selector (b) a class selector (c) an id selector
15. 15.🎯 Which element does the selector h1 style? (a) <h2> (b) <h1 class="big"> (c) <div id="main"> (d) <li class="big">
16. 16.True or false: #logo is a class selector. (a) False (b) True
17. 17.🎯 What kind of selector is #main? (a) an element selector (b) a class selector (c) an id selector
18. 18.🎯 Which element does the selector #logo style? (a) <span id="logo"> (b) <span class="logo"> (c) <p class="menu"> (d) <span id="end">
19. 19.True or false: body is a class selector. (a) True (b) False
20. 20.🎯 Which CSS selector matches this element?
    <h2 class="box" id="top">Hello</h2> (a) #intro (b) .top (c) #box (d) h2
21. 21.🎯 Which CSS selector matches this element?
    <p class="red" id="logo">Hello</p> (a) .box (b) .red (c) #end (d) .logo
22. 22.🎯 Which CSS selector matches this element?
    <span class="menu" id="intro">Hello</span> (a) #main (b) .intro (c) span (d) #menu
23. 23.🎯 What kind of selector is p? (a) an element selector (b) a class selector (c) an id selector
24. 24.🎯 Which CSS selector matches this element?
    <p class="red" id="logo">Hello</p> (a) .logo (b) h1 (c) .box (d) p
25. 25.True or false: .big is an id selector. (a) False (b) True
26. 26.True or false: #top is an element selector. (a) True (b) False
27. 27.🎯 Which CSS selector matches this element?
    <li class="star" id="top">Hello</li> (a) div (b) #star (c) #top (d) .menu
28. 28.🎯 Which element does the selector .menu style? (a) <span class="big"> (b) <div class="menu"> (c) <div id="menu"> (d) <div class="note">
29. 29.🎯 What kind of selector is .menu? (a) an id selector (b) a class selector (c) an element selector
30. 30.🎯 Which CSS selector matches this element?
    <p class="menu" id="hero">Hello</p> (a) .hero (b) #hero (c) #menu (d) #top
31. 31.🎯 What kind of selector is .big? (a) an id selector (b) an element selector (c) a class selector
32. 32.🎯 Which element does the selector #hero style? (a) <h2 class="red"> (b) <h1 id="top"> (c) <h1 id="hero"> (d) <h1 class="hero">
33. 33.True or false: .card is a class selector. (a) True (b) False
34. 34.🎯 Which CSS selector matches this element?
    <p class="red" id="intro">Hello</p> (a) h1 (b) .box (c) p (d) .intro
35. 35.🎯 Which CSS selector matches this element?
    <h2 class="red" id="end">Hello</h2> (a) .red (b) li (c) #red (d) .end
36. 36.🎯 Which CSS selector matches this element?
    <div class="menu" id="hero">Hello</div> (a) #menu (b) .note (c) span (d) div
37. 37.🎯 Which CSS selector matches this element?
    <p class="big" id="end">Hello</p> (a) .end (b) #big (c) h1 (d) #end
38. 38.🎯 Which CSS selector matches this element?
    <div class="menu" id="main">Hello</div> (a) #logo (b) div (c) span (d) #menu
39. 39.🎯 Which CSS selector matches this element?
    <span class="box" id="top">Hello</span> (a) .top (b) #top (c) #intro (d) #box
40. 40.🎯 Which element does the selector .menu style? (a) <h2 id="menu"> (b) <h2 class="note"> (c) <li class="big"> (d) <h2 class="menu">

Free html and css lessons, practice and worksheets at talentjr.in/html-css-for-kids