html,
body,
div,
ul,
li,
h1,
h2,
h3,
h4,
h5,
h6,
p,
dl,
dt,
dd,
ol,
form,
input,
textarea,
th,
td,
select {
  margin: 0;
  padding: 0;
}

* {
  box-sizing: border-box;
}

body {
  font-family: "Microsoft YaHei";
  font-size: 14px;
  color: #333;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}

ul,
ol {
  list-style: none;
}

img {
  display: block;
}

a {
  display: block;
  color: #333;
  text-decoration: none;
}

i {
  font-style: normal;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

input,
textarea {
  outline: none;
  /* 修改：旧的留言板边框 */
  /* border: none; */
}

textarea {
  resize: none;
  overflow: auto;
}

.clearfix {
  zoom: 1;
}

.clearfix::after {
  content: "";
  width: 0;
  height: 0;
  visibility: hidden;
  display: block;
  clear: both;
  overflow: hidden;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.tl {
  text-align: left;
}

.tc {
  text-align: center;
}

.tr {
  text-align: right;
}

button {
  border: 0;
  outline: none;
  background-color: transparent;
}

.flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ellipse {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ellipse_d {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
}

.inline {
  display: inline-block;
  display: inline;
  zoom: 1;
}

select {
  border: none;
  appearance: none;
  -moz-appearance: none;
  -webkit-appearance: none;
  /*在选择框的最右侧中间显示小箭头图片*/
  background: url("../esimg/arrow.png") no-repeat scroll right center
    transparent;
  padding-right: 14px;
}