CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 72 · 40 questions

Code tip (Rule, then maths): Find the topic: syntax, selectors, properties, colours, box model, cascade, flexbox or media queries. Decide which rule or property applies to the element. For sizes, write the sum down: both sides for the box model, free space for flexbox.

1. 1.🎯 Which CSS selector matches this element?
   <h1 class="red" id="intro">Hello</h1> (a) .intro (b) .box (c) #intro (d) h2
2. 2.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 280px;
     justify-content: flex-end;
   }
   Inside are 4 boxes, each 60px wide (no margins).
3. 3.🔍 Which is the odd one out? (a) makes a link (b) reacts to a button click (c) makes a form box (d) gives the page structure
4. 4.✍️ CSS declarations go inside which brackets? (a) < > (b) [ ] (c) ( ) (d) { }
5. 5.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 60px;
     padding: 10px;
     border: 5px solid black;
     margin: 0px;
   }
6. 6.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 220px;
     justify-content: flex-end;
   }
   Inside are 4 boxes, each 50px wide (no margins).
7. 7.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 210px;
     padding: 5px;
     border: 3px solid black;
     margin: 10px;
   }
8. 8.⚖️ What colour is the text of this element?
   <p class="red" id="main">Hi</p>
   CSS:
   .red { color: blue; }
   .red { color: green; } (a) blue (b) green (c) purple (d) white
9. 9.🎯 Which CSS selector matches this element?
   <li class="menu" id="hero">Hello</li> (a) .menu (b) #menu (c) #top (d) .hero
10. 10.📱 The screen is 375px wide. Does the rule inside @media apply?
    p {
      font-size: 16px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 22px;
      }
    } (a) Yes (b) No
11. 11.🖌️ Which CSS property picks the font style? (a) color (b) font-family (c) background-color (d) text-align
12. 12.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 300px;
      justify-content: space-between;
    }
    Inside are 3 boxes, each 80px wide (no margins).
13. 13.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 60px;
      padding: 10px;
      border: 3px solid black;
      margin: 20px;
    }
14. 14.🌈 Which colour of light is strongest in rgb(39, 196, 113)? (a) green (b) red (c) blue
15. 15.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 16px;
      }
    }
16. 16.Which of these is the border? (a) the gap to other boxes (b) space inside the border (c) space outside the border (d) a solid or dotted edge
17. 17.✍️ How many declarations (property: value pairs) are in this rule?
    h2 {
      background-color: yellow;
      padding: 8px;
    }
18. 18.⚖️ What colour is the text of this element?
    <p class="red" id="main">Hi</p>
    CSS:
    .red { color: purple; }
    .red { color: orange; } (a) red (b) purple (c) black (d) orange
19. 19.🎨 What does CSS stand for? (a) Computer Style Sheets (b) Cascading Style Sheets (c) Colourful Site Styles (d) Creative Sheet System
20. 20.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 180px;
      padding: 25px;
      border: 3px solid black;
      margin: 20px;
    }
21. 21.🎨 Which tag holds CSS inside the head? (a) <script> (b) <body> (c) <style> (d) <css>
22. 22.✍️ What is the selector in this CSS rule?
    .box {
      font-style: italic;
      width: 300px;
    } (a) 300px (b) .box (c) h2 (d) font-style
23. 23.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 16px;
      }
    }
24. 24.🖌️ What colour are the letters?
    li {
      background-color: blue;
      text-align: left;
      font-size: 40px;
      color: red;
    } (a) blue (b) red (c) black
25. 25.🖌️ How big is the text, in px?
    p {
      font-size: 32px;
      color: purple;
      background-color: yellow;
      text-align: left;
    }
26. 26.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 180px;
      justify-content: flex-end;
    }
    Inside are 3 boxes, each 40px wide (no margins).
27. 27.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 150px;
      padding: 15px;
      border: 2px solid black;
      margin: 15px;
    }
28. 28.🎨 Which tag connects an outside CSS file? (a) <css> (b) <a> (c) <img> (d) <link>
29. 29.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the shorter one (b) the later one (c) the first one (d) neither
30. 30.🌈 Which colour is rgb(0, 255, 255)? (a) red (b) magenta (c) bright green (d) cyan
31. 31.📱 The screen is 540px wide. Does the rule inside @media apply?
    p {
      font-size: 16px;
    }
    @media (max-width: 1024px) {
      p {
        font-size: 10px;
      }
    } (a) Yes (b) No
32. 32.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 240px;
      padding: 10px;
      border: 3px solid black;
      margin: 15px;
    }
33. 33.🌈 Which colour is #00ffff? (a) cyan (b) yellow (c) red (d) bright green
34. 34.🎯 Which element does the selector .red style? (a) <div id="red"> (b) <div class="box"> (c) <span class="star"> (d) <div class="red">
35. 35.🎯 Which CSS selector matches this element?
    <p class="big" id="intro">Hello</p> (a) .red (b) #intro (c) #big (d) #main
36. 36.What does font-weight do? (a) makes letters bigger (b) colours behind the text (c) picks the font style (d) makes the text bold
37. 37.True or false: .star is an element selector. (a) True (b) False
38. 38.⚖️ What colour is the text of this element?
    <h2 class="big" id="logo">Hi</h2>
    CSS:
    .big { color: blue; }
    #logo { color: orange; } (a) black (b) blue (c) orange (d) purple
39. 39.✍️ How many declarations (property: value pairs) are in this rule?
    h2 {
      font-style: italic;
      font-weight: bold;
      margin: 10px;
    }
40. 40.🎯 Which CSS selector matches this element?
    <div class="big" id="hero">Hello</div> (a) .red (b) div (c) .hero (d) #big

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