body {
  background-color: #fff;
  font-size: 0px;
}

/* 版心 */
.container {
  min-width: 320px;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
  background-color: #e9e9e9;
  height: 800px;
  /* height: 100%; */
}

/* 顶部部分 */
.xy_biaoti {
  width: 100%;
  height: 50px;
  position: fixed;
  left: 0;
  right: 0;
  z-index: 999;
}

.xy_biaoti_title {
  height: 50px;
  min-width: 320px;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
  background-color: #64f6cf;
  position: relative;
}

.xy_biaoti_title a {
  display: block;
  width: 50px;
  height: 50px;
  /* background-color: blue; */
  position: relative;
  z-index: 999;
}

.xy_biaoti_title a p {
  /* width: 100%;
    height: 100%; */
  font-size: 20px;
  position: absolute;
  left: 10px;
  bottom: 10px;
  text-shadow: 1px 2px 3px rgba(0, 0, 0, 0.5);
}

.xy_biaoti_title h1 {
  text-align: center;
  width: 100%;
  position: absolute;
  bottom: 8px;
  /* height: 70px;
    line-height: 70px; */
  color: #fff;
  font-size: 20px;
  font-weight: normal;
}



/*=======reset css========*/
*,
*::before,
*::after {
  /*所有的标签，和伪元素都选中*/
  margin: 0;
  padding: 0;
  /*移动端常用布局是非固定像素*/
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  /*点击高亮效果的清除*/
  tap-highlight-color: transparent;
  -webkit-tap-highlight-color: transparent;
}

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

ul,
ol {
  list-style: none;
}

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

input,
textarea {
  border: none;
  outline: none;
  /*不允许改变尺寸*/
  resize: none;
  /*元素的外观  none没有任何样式*/
  -webkit-appearance: none;
}

/*=======common css========*/
.f_left {
  float: left;
}

.f_right {
  float: right;
}

.clearFix::before,
.clearFix::after {
  content: "";
  display: block;
  visibility: hidden;
  height: 0;
  line-height: 0;
  clear: both;
}

.m_l10 {
  margin-left: 10px;
}

.m_r10 {
  margin-right: 10px;
}

.m_t10 {
  margin-top: 10px;
}

.m_b10 {
  margin-bottom: 10px;
}

/* 字体图标 */
@font-face {
  font-family: 'icomoon';
  src: url('../fonts/icomoon.eot?ony7e7');
  src: url('../fonts/icomoon.eot?ony7e7#iefix') format('embedded-opentype'),
    url('../fonts/icomoon.ttf?ony7e7') format('truetype'),
    url('../fonts/icomoon.woff?ony7e7') format('woff'),
    url('../fonts/icomoon.svg?ony7e7#icomoon') format('svg');
  font-weight: normal;
  font-style: normal;
  font-display: block;
}

/*使用精灵图的公用样式*/