body,
html {
  margin          : 0;
  padding         : 0;
  font-family     : "microsoft yahei";
  background-color: #f2f2f2;
}
body,
html,
div,
a,
li,
ul {
  box-sizing: border-box;
}

li,
ul {
  list-style: none;
}

a {
  display        : block;
  text-decoration: none;
}

button {
  border: none;
  cursor: pointer;
  outline:none;
}

input,
textarea {
  box-shadow                 : none;
  /*去除阴影*/
  outline                    : none;
  /*聚焦input的蓝色边框*/
  resize                     : none;
  /*textarea 禁止拖拽*/
  border                     : none;
  /*去除边框*/
  -webkit-appearance         : none;
  /*常用于IOS下移除原生样式*/
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  /*点击高亮的颜色*/
}

p,
ul,
li,
span,
h1,
h2,
h3,
h4,
h5 {
  margin : 0;
  padding: 0;
}

/* 清除浮动 */
.clearfloat {
  clear      : both;
  height     : 0;
  font-size  : 1px;
  line-height: 0px;
}
.hidden {
  display: none;
}
h1,
h2,
h3,
h4,
h5 {
  display: inline;
}