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.📦 In the box model, which part is the gap to other boxes? (a) padding (b) content (c) border (d) margin
-
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: 120px;
padding: 20px;
border: 3px solid black;
margin: 20px;
} -
3.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 170px;
padding: 10px;
border: 3px solid black;
margin: 20px;
} - 4.True or false: padding is space inside the border. (a) True (b) False
- 5.Which of these is the border? (a) the gap to other boxes (b) the line round the box (c) space outside the border (d) the text or picture
- 6.Which of these is margin? (a) space inside the border (b) space outside the border (c) the gap round content (d) the line round the box
- 7.True or false: the border is the gap to other boxes. (a) True (b) False
-
8.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 100px;
padding: 5px;
border: 5px solid black;
margin: 10px;
} - 9.True or false: the content is the gap to other boxes. (a) True (b) False
- 10.True or false: the border is the line round the box. (a) True (b) False
- 11.📦 In the box model, which part is space inside the border? (a) border (b) margin (c) padding (d) content
-
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: 100px;
padding: 15px;
border: 2px solid black;
margin: 15px;
} -
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: 270px;
padding: 5px;
border: 5px solid black;
margin: 20px;
} - 14.True or false: the border is the text or picture. (a) True (b) False
-
15.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 150px;
padding: 25px;
border: 1px solid black;
margin: 5px;
} -
16.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 110px;
padding: 15px;
border: 3px solid black;
margin: 5px;
} -
17.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 160px;
padding: 30px;
border: 2px solid black;
margin: 15px;
} - 18.📦 In the box model, which part is the text or picture? (a) content (b) padding (c) border (d) margin
-
19.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 260px;
padding: 25px;
border: 5px solid black;
margin: 0px;
} - 20.True or false: margin is the text or picture. (a) False (b) True
- 21.📦 In the box model, which part is the line round the box? (a) border (b) padding (c) content (d) margin
-
22.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 290px;
padding: 15px;
border: 5px solid black;
margin: 15px;
} -
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: 70px;
padding: 20px;
border: 2px solid black;
margin: 0px;
} - 24.Which of these is the content? (a) the line round the box (b) space outside the border (c) the gap round content (d) the text or picture
- 25.Which of these is margin? (a) the gap round content (b) a solid or dotted edge (c) the line round the box (d) the gap to other boxes
- 26.True or false: the content is space inside the border. (a) True (b) False
-
27.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 130px;
padding: 15px;
border: 5px solid black;
margin: 5px;
} - 28.Which of these is padding? (a) space inside the border (b) the gap to other boxes (c) space outside the border (d) a solid or dotted edge
- 29.True or false: margin is the line round the box. (a) True (b) False
-
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: 230px;
padding: 10px;
border: 5px solid black;
margin: 20px;
} -
31.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
width: 170px;
padding: 10px;
border: 4px solid black;
margin: 15px;
} -
32.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 60px;
padding: 30px;
border: 1px solid black;
margin: 20px;
} -
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: 120px;
padding: 5px;
border: 1px solid black;
margin: 15px;
} - 34.📦 In the box model, which part is a solid or dotted edge? (a) border (b) padding (c) content (d) margin
-
35.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 280px;
padding: 5px;
border: 1px solid black;
margin: 0px;
} -
36.📦 How much space top to bottom (px) does this box take in all, margin included?
.box {
height: 170px;
padding: 30px;
border: 4px solid black;
margin: 5px;
} -
37.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 70px;
padding: 20px;
border: 2px solid black;
margin: 5px;
} -
38.📦 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: 10px;
} -
39.📦 How much space across (px) does this box take in all, margin included?
.box {
width: 300px;
padding: 25px;
border: 4px solid black;
margin: 5px;
} -
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: 210px;
padding: 10px;
border: 5px solid black;
margin: 10px;
}
Answer key
- margin
- 166
- 236
- True
- the line round the box
- space outside the border
- False
- 140
- False
- True
- padding
- 134
- 290
- False
- 212
- 156
- 254
- content
- 320
- False
- border
- 360
- 114
- the text or picture
- the gap to other boxes
- False
- 180
- space inside the border
- False
- 260
- 198
- 162
- 132
- border
- 292
- 248
- 124
- 120
- 368
- 240
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