/* Small devices (landscape phones, 576px and up) 모바일 화면 */
@media (min-width: 576px) {
.media {background: red;}
}
/* Medium devices (tablets, 768px and up) 타블렛 화면 */
@media (min-width: 768px) {
.media {background: blue;}
}
/* Large devices (desktops, 992px and up) 데스크탑(노트북) */
@media (min-width: 992px) {
.media {background: black;}
}
/* Extra large devices (large desktops, 1200px and up) 데스크탑 */
@media (min-width: 1200px) {
.media {background: yellow;}
}
| Extra small <576px |
small ≤576px |
Medium ≤768px |
Large ≤960px |
Extra large ≤768px1140 |
|
| Max container width | None (auto) | 540px | 720px | 960px | 1140px |
| Class prefix | .col- | .col-sm- | .col-md- | .col-lg- | .col-xl- |
| # of columns | 12 | ||||
| Gutter width | 30px (15px on each side of a columm | ||||
| Nestable | Yes | ||||
| Column ordering | Yes | ||||
<div class="container"> <div class="row"> <div class="col">box1</div> </div> <div class="row"> <div class="col">box1</div> <div class="col">box2</div> </div> <div class="row"> <div class="col">box1</div> <div class="col">box2</div> <div class="col">box3</div> </div> <div class="row"> <div class="col">box1</div> <div class="col">box2</div> <div class="col">box3</div> <div class="col">box4</div> </div> <div class="row"> <div class="col">box1</div> <div class="col">box2</div> <div class="col">box3</div> <div class="col">box4</div> <div class="col">box5</div> <div class="col">box6</div> </div> <div class="row"> <div class="col">box1</div> <div class="col">box2</div> <div class="col">box3</div> <div class="col">box4</div> <div class="col">box5</div> <div class="col">box6</div> <div class="col">box7</div> <div class="col">box8</div> <div class="col">box9</div> <div class="col">box10</div> <div class="col">box11</div> <div class="col">box12</div> </div>