1. 2
2. 12
3. 10
4. 6
12
1.
2.
3.
4.
<nav class="navbar navbar-default">
1.
2.
3.
4.
<ul class="nav nav-tabs">
1. .navbar-default
2. .navbar-inverse
3. .navbar-black
4. .navbar-dark
.navbar-inverse
1. Columns
2. Rows
3. Containers
4. Above all
Columns
1. .container-ful
2. .container-fw
3. .container-width
4. .container-fluid
.container-fluid
1. Bootstrap 1
2. Bootstrap 2
3. Bootstrap 5
4. Bootstrap 3
Bootstrap 3
1. GRC = .grid > .row > .col
2. CRC = .col > .row > .container
3. RC = .row > .col
4. CRC = .container > .row > .col
CRC = .container > .row > .col
1. active
2. warning
3. success
4. danger
warning
1. btn-warning
2. btn-link
3. btn-info
4. btn-danger
btn-danger