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
- 1.True or false: the border is the line round the box. (a) False (b) True
- 2.True or false: margin is the gap to other boxes. (a) True (b) False
- 3.True or false: the border is the gap to other boxes. (a) False (b) True
-
4.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 160px;
padding: 15px;
border: 2px solid black;
margin: 20px;
} -
5.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 210px;
padding: 10px;
border: 1px solid black;
margin: 10px;
} - 6.Which of these is margin? (a) space outside the border (b) space inside the border (c) a solid or dotted edge (d) the line round the box
- 7.📦 In the box model, which part is space inside the border? (a) margin (b) padding (c) border (d) content
- 8.Which of these is the content? (a) a solid or dotted edge (b) space outside the border (c) the gap to other boxes (d) the text or picture
-
9.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 250px;
padding: 5px;
border: 1px solid black;
margin: 20px;
} -
10.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 70px;
padding: 10px;
border: 1px solid black;
margin: 10px;
} - 11.Which of these is padding? (a) the line round the box (b) space inside the border (c) the text or picture (d) the gap to other boxes
- 12.📦 In the box model, which part is the gap to other boxes? (a) border (b) margin (c) padding (d) content
-
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: 150px;
padding: 25px;
border: 2px solid black;
margin: 20px;
} -
14.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 280px;
padding: 25px;
border: 3px solid black;
margin: 5px;
} -
15.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 240px;
padding: 5px;
border: 2px solid black;
margin: 5px;
} -
16.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 100px;
padding: 20px;
border: 5px solid black;
margin: 10px;
} -
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: 210px;
padding: 20px;
border: 2px solid black;
margin: 0px;
} -
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: 270px;
padding: 20px;
border: 5px solid black;
margin: 5px;
} - 19.True or false: padding is the text or picture. (a) True (b) False
- 20.📦 In the box model, which part is the line round the box? (a) content (b) padding (c) border (d) margin
-
21.📦 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: 10px;
border: 2px solid black;
margin: 10px;
} -
22.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 270px;
padding: 5px;
border: 4px solid black;
margin: 0px;
} -
23.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 170px;
padding: 20px;
border: 1px solid black;
margin: 20px;
} - 24.📦 In the box model, which part is the gap round content? (a) border (b) content (c) margin (d) padding
-
25.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 200px;
padding: 30px;
border: 1px solid black;
margin: 15px;
} -
26.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 50px;
padding: 20px;
border: 5px solid black;
margin: 10px;
} -
27.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 200px;
padding: 5px;
border: 4px solid black;
margin: 15px;
} -
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: 90px;
padding: 10px;
border: 3px solid black;
margin: 10px;
} -
29.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 270px;
padding: 10px;
border: 3px solid black;
margin: 20px;
} - 30.True or false: padding is the line round the box. (a) True (b) False
-
31.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 90px;
padding: 30px;
border: 1px solid black;
margin: 5px;
} -
32.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 50px;
padding: 25px;
border: 3px solid black;
margin: 5px;
} - 33.📦 In the box model, which part is space outside the border? (a) border (b) content (c) margin (d) padding
-
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: 90px;
padding: 10px;
border: 3px solid black;
margin: 15px;
} -
35.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 280px;
padding: 20px;
border: 4px solid black;
margin: 10px;
} - 36.Which of these is margin? (a) space inside the border (b) the line round the box (c) the gap to other boxes (d) the gap round content
-
37.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 60px;
padding: 25px;
border: 2px solid black;
margin: 5px;
} -
38.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 140px;
padding: 20px;
border: 3px solid black;
margin: 5px;
} -
39.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 170px;
padding: 20px;
border: 1px solid black;
margin: 0px;
} -
40.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 190px;
padding: 10px;
border: 1px solid black;
margin: 15px;
}
Answer key
- True
- True
- False
- 194
- 252
- space outside the border
- padding
- the text or picture
- 302
- 112
- space inside the border
- margin
- 204
- 346
- 264
- 170
- 254
- 320
- False
- border
- 244
- 288
- 252
- padding
- 262
- 120
- 248
- 116
- 336
- False
- 162
- 116
- margin
- 116
- 348
- the gap to other boxes
- 124
- 196
- 212
- 212
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