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 wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 130px;
padding: 25px;
border: 5px solid black;
margin: 20px;
} -
2.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 250px;
padding: 30px;
border: 4px solid black;
margin: 5px;
} - 3.True or false: the border is the line round the box. (a) False (b) True
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4.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 70px;
padding: 30px;
border: 3px solid black;
margin: 5px;
} - 5.Which of these is margin? (a) the gap to other boxes (b) the text or picture (c) a solid or dotted edge (d) the gap round content
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6.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 290px;
padding: 20px;
border: 2px solid black;
margin: 10px;
} - 7.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
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8.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 40px;
padding: 30px;
border: 5px solid black;
margin: 10px;
} - 9.📦 In the box model, which part is space inside the border? (a) padding (b) margin (c) content (d) border
- 10.📦 In the box model, which part is a solid or dotted edge? (a) padding (b) content (c) margin (d) border
- 11.True or false: padding is space inside the border. (a) True (b) False
- 12.📦 In the box model, which part is the gap round content? (a) padding (b) border (c) content (d) margin
- 13.True or false: padding is the gap to other boxes. (a) False (b) True
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14.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 80px;
padding: 10px;
border: 4px solid black;
margin: 15px;
} - 15.Which of these is padding? (a) space inside the border (b) a solid or dotted edge (c) the gap to other boxes (d) the line round the box
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16.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 160px;
padding: 30px;
border: 2px solid black;
margin: 10px;
} -
17.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 90px;
padding: 5px;
border: 1px solid black;
margin: 20px;
} -
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: 60px;
padding: 10px;
border: 3px solid black;
margin: 5px;
} - 19.📦 In the box model, which part is the gap to other boxes? (a) margin (b) padding (c) border (d) content
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20.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 70px;
padding: 5px;
border: 5px solid black;
margin: 0px;
} -
21.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 220px;
padding: 15px;
border: 3px solid black;
margin: 0px;
} - 22.Which of these is the border? (a) the gap to other boxes (b) a solid or dotted edge (c) space outside the border (d) the text or picture
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23.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 100px;
padding: 20px;
border: 1px solid black;
margin: 5px;
} -
24.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 260px;
padding: 20px;
border: 5px solid black;
margin: 15px;
} -
25.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 140px;
padding: 5px;
border: 5px solid black;
margin: 5px;
} -
26.📦 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: 1px solid black;
margin: 0px;
} - 27.True or false: padding is the line round the box. (a) False (b) True
-
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: 240px;
padding: 20px;
border: 5px solid black;
margin: 20px;
} -
29.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 190px;
padding: 25px;
border: 2px solid black;
margin: 10px;
} - 30.Which of these is margin? (a) the text or picture (b) space outside the border (c) the gap round content (d) space inside the border
- 31.True or false: margin is space inside the border. (a) True (b) False
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32.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 70px;
padding: 5px;
border: 3px solid black;
margin: 20px;
} -
33.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 120px;
padding: 30px;
border: 2px solid black;
margin: 0px;
} -
34.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 5px;
border: 3px solid black;
margin: 20px;
} -
35.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 10px;
border: 5px solid black;
margin: 5px;
} -
36.📦 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: 2px solid black;
margin: 15px;
} - 37.True or false: the border is a solid or dotted edge. (a) True (b) False
-
38.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 150px;
padding: 10px;
border: 1px solid black;
margin: 0px;
} - 39.Which of these is the content? (a) space outside the border (b) the gap round content (c) the line round the box (d) the text or picture
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40.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 5px;
border: 3px solid black;
margin: 5px;
}
Answer key
- 190
- 318
- True
- 146
- the gap to other boxes
- 354
- the line round the box
- 130
- padding
- border
- True
- padding
- False
- 138
- space inside the border
- 244
- 142
- 86
- margin
- 90
- 256
- a solid or dotted edge
- 152
- 340
- 170
- 142
- False
- 290
- 264
- space outside the border
- False
- 126
- 184
- 116
- 290
- 104
- True
- 172
- the text or picture
- 86
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