依赖 : sass sass-loader
npm i -D sass sass-loader
- 基础字号: 12
_setting.scss => $color
bg-red => background-color: red
fc-orange => color: orange
fs-5 => font-size: 5px
fw-100 => font-weight: 100
400 = normal !default
700 = bold
op-5 => opacity: 0.5
全写为布局 缩写为排列
flex- 布局
r 反向
c 居中
rc 反向居中
f- 排列方式
b between
a around
s start
e end
c center
f-[1-10]
f-1 => flex: 1
w-100 => width: 100%
n : 范围0~100
t: top => mt => margin-top => mt-5 => margin-top: 5px
abs => position: absolute
t-0 => top: 0px
inline => display: inline-block
block => display: block
* b-1-white => border: 1px solid white
br-10 => border-radius: 10px
br-50 => border-radius: 50%
cursor-pointer => cursor: pointer