# HTML day04
**Repository Path**: tutianyou/HTML-day04
## Basic Information
- **Project Name**: HTML day04
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No
## Statistics
- **Stars**: 0
- **Forks**: 0
- **Created**: 2018-11-29
- **Last Updated**: 2020-12-19
## Categories & Tags
**Categories**: Uncategorized
**Tags**: None
## README
1.栅格布局原理:
bs默认把每一个row(行)等分成12等分,
xs - 手机
md - 电脑
sm - 平板
lg -
列的偏移
.col-md-offset-3
在对应设备上隐藏
hidden-xs