CSS Worksheet: Box Model
Code tip (Inside out, twice): From the inside out: content → padding → border → margin. Border to border = width + 2 × padding + 2 × border. Total space = width + 2 × padding + 2 × border + 2 × margin.
NameDateTime takenScore ___ / 40
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1.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 130px;
padding: 20px;
border: 1px solid black;
margin: 15px;
} - 2.Which of these is margin? (a) space inside the border (b) the gap to other boxes (c) the gap round content (d) a solid or dotted edge
- 3.📦 In the box model, which part is space inside the border? (a) content (b) padding (c) margin (d) border
- 4.True or false: the border is the text or picture. (a) False (b) True
- 5.Which of these is the border? (a) a solid or dotted edge (b) the text or picture (c) the gap to other boxes (d) the gap round content
-
6.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 90px;
padding: 5px;
border: 4px solid black;
margin: 0px;
} -
7.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 190px;
padding: 20px;
border: 2px solid black;
margin: 15px;
} - 8.Which of these is the content? (a) a solid or dotted edge (b) space inside the border (c) the line round the box (d) the text or picture
- 9.📦 In the box model, which part is the text or picture? (a) margin (b) padding (c) content (d) border
- 10.True or false: padding is the gap to other boxes. (a) False (b) True
- 11.Which of these is the border? (a) the gap to other boxes (b) the text or picture (c) the gap round content (d) the line round the box
-
12.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 280px;
padding: 30px;
border: 3px solid black;
margin: 5px;
} -
13.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 80px;
padding: 25px;
border: 5px solid black;
margin: 20px;
} -
14.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 15px;
border: 4px solid black;
margin: 15px;
} -
15.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 280px;
padding: 20px;
border: 1px solid black;
margin: 10px;
} - 16.📦 In the box model, which part is the gap round content? (a) content (b) border (c) margin (d) padding
-
17.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 70px;
padding: 15px;
border: 3px solid black;
margin: 10px;
} -
18.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 70px;
padding: 20px;
border: 5px solid black;
margin: 5px;
} - 19.Which of these is padding? (a) the line round the box (b) space inside the border (c) the text or picture (d) a solid or dotted edge
- 20.Which of these is padding? (a) the text or picture (b) space outside the border (c) the gap round content (d) a solid or dotted edge
- 21.Which of these is margin? (a) the line round the box (b) space outside the border (c) the gap round content (d) space inside the border
-
22.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 140px;
padding: 20px;
border: 3px solid black;
margin: 5px;
} -
23.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 50px;
padding: 20px;
border: 4px solid black;
margin: 20px;
} -
24.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 140px;
padding: 5px;
border: 1px solid black;
margin: 15px;
} - 25.True or false: padding is the line round the box. (a) True (b) False
-
26.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 180px;
padding: 15px;
border: 1px solid black;
margin: 15px;
} -
27.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 50px;
padding: 25px;
border: 1px solid black;
margin: 5px;
} -
28.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 100px;
padding: 5px;
border: 2px solid black;
margin: 10px;
} -
29.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 25px;
border: 5px solid black;
margin: 5px;
} -
30.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 220px;
padding: 30px;
border: 4px solid black;
margin: 20px;
} -
31.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 240px;
padding: 25px;
border: 4px solid black;
margin: 0px;
} -
32.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 50px;
padding: 5px;
border: 5px solid black;
margin: 15px;
} -
33.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 50px;
padding: 25px;
border: 3px solid black;
margin: 5px;
} -
34.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 70px;
padding: 25px;
border: 1px solid black;
margin: 5px;
} -
35.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 90px;
padding: 25px;
border: 5px solid black;
margin: 5px;
} - 36.True or false: the content is the gap round content. (a) True (b) False
-
37.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 120px;
padding: 15px;
border: 2px solid black;
margin: 15px;
} -
38.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 5px;
border: 2px solid black;
margin: 20px;
} - 39.True or false: margin is space outside the border. (a) True (b) False
-
40.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 160px;
padding: 5px;
border: 4px solid black;
margin: 15px;
}
Answer key
- 202
- the gap to other boxes
- padding
- False
- a solid or dotted edge
- 108
- 264
- the text or picture
- content
- False
- the line round the box
- 346
- 140
- 318
- 322
- padding
- 106
- 120
- space inside the border
- the gap round content
- space outside the border
- 196
- 98
- 182
- False
- 242
- 112
- 114
- 110
- 288
- 298
- 70
- 106
- 122
- 150
- False
- 154
- 114
- True
- 208
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