body,
p,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
dl,
li,
dt,
dd {
  /* 默认有边距，都要清除 */
  margin: 0;
  padding: 0;
  /*字体设置*/
  /* font-size: 14px; */
  font-family: "Microsoft Yahei", sans-serif;
  color: #434343;
  /* 去掉列表的原点 */
  list-style: none;
  /* 默认鼠标 */
  cursor: default;
}

/*可选*/
html,
body {
  width: 100%;
  height: 100%;
}

/*行内块元素*/
input,
img {
  margin: 0;
  padding: 0;
  border: 0 none;
  outline-style: none;
  vertical-align: bottom;
}

/*行内元素*/
a,
a:active,
a:visited {
  /*下划线和颜色*/
  text-decoration: none;
  color: #000;
}

a:hover {
  color: #000;
}

textarea {
  /* 边框清零 */
  border: none;
  /* 轮廓线清零 */
  outline: none;
  /* 防止文本域被随意拖拽 */
  resize: none;
}

i {
  /*文字样式*/
  font-style: normal;
}

table {
  /*边框合并*/
  border-collapse: collapse;
  border-spacing: 0;
}

.hidden {
  display: none;
}
.show {
  display: block;
}

select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 0 none;
}

.empty {
  color: #999;
  font-size: 20px;
  margin: 40px auto;
}