分享自用的CSS重置表，base.css,含原子类

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
textarea,
p,
blockquote,
th,
td {
  margin: 0;
  padding: 0;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
fieldset,
img {
  border: 0;
}
address,
caption,
cite,
code,
dfn,
em,
th,
var {
  font-style: normal;
  font-weight: normal;
}
/* strong */
li {
  list-style: none;
}
caption,
th {
  text-align: left;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}
q:before,
q:after {
  content: '';
}
abbr,
acronym {
  border: 0;
  font-variant: normal;
}
sup {
  vertical-align: text-top;
}
sub {
  vertical-align: text-bottom;
}
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
}
legend {
  color: #000;
}
/* 字体大小 */
.f12 {
  font-size: 12px;
}
.f14 {
  font-size: 14px;
}
.f16 {
  font-size: 16px;
}
/* line-height */
.lh20 {
  line-height: 20px;
}
.lh24 {
  line-height: 24px;
}
.lh32 {
  line-height: 32px;
}
.lh48 {
  line-height: 48px;
}
.lh54 {
  line-height: 54px;
}
/* type */
.bold {
  font-weight: bold;
}
/* 宽度 */
.w {
  width: 100%;
}
.win {
  width: inherit;
}
.w1002 {
  width: 1002px;
}
.w1022 {
  width: 1022px;
}
/* margin */
.m10 {
  margin: 10px;
}
.m20 {
  margin: 20px;
}
.mt10 {
  margin-top: 10px;
}
.mt20 {
  margin-top: 20px;
}
.ml10 {
  margin-left: 10px;
}
.ml20 {
  margin-left: 20px;
}
/* padding */
.p10 {
  padding: 10px;
}
.p20 {
  padding: 20px;
}
/* 定位 */
.bc {
  margin-left: auto;
  margin-right: auto;
}
.left {
  float: left;
}
.right {
  float: right;
}
.block {
  display: block;
}
.clear {
  clear: both;
}
/* background */
.bfff {
  background-color: #fff;
}
.bin {
  background-color: inherit;
}
/* a */
.nounder {
  color: inherit;
  text-decoration: none;
}
.transition {
  -webkit-transition: all 0.3s ease-in-out 0s;
  -moz-transition: all 0.3s ease-in-out 0s;
  -o-transition: all 0.3s ease-in-out 0s;
  transition: all 0.3s ease-in-out 0s;
}