/* 把我们所有标签的内外边距清零 */
* {
  margin: 0;
  padding: 0;
  /* css3盒子模型 */
  box-sizing: border-box;
}
/* em 和 i 斜体的文字不倾斜 */
em,
i,
s {
  font-style: normal;
  text-decoration: none;
}
/* 去掉li 的小圆点 */
li {
  list-style: none;
}

img {
  /* border 0 照顾低版本浏览器 如果 图片外面包含了链接会有边框的问题 */
  border: 0;
  /* 取消图片底侧有空白缝隙的问题 */
  /* vertical-align: middle; */
  display: inline-block;
}

button {
  /* 当我们鼠标经过button 按钮的时候，鼠标变成小手 */
  cursor: pointer;
}

a {
  color: black;
  text-decoration: none;
}

a:hover {
  color: #c81623;
}

button,
input {
  /* "\5B8B\4F53" 就是宋体的意思 这样浏览器兼容性比较好 */
  font-family: Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB,
    "\5B8B\4F53", sans-serif;
  /* 默认有灰色边框我们需要手动去掉 */
  border: 0;
  outline: none;
}

body {
  /* CSS3 抗锯齿形 让文字显示的更加清晰 */
  -webkit-font-smoothing: antialiased;
  background-color: #fff;
  font: 12px/1.5 Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB,
    "\5B8B\4F53", sans-serif;
  color: #666;
  /* height: 3000px; */
  /* width: 1200px; */
  width: 100%;
}

.hide,
.none {
  display: none;
}
/* 清除浮动 */
.clearfix:after {
  visibility: hidden;
  clear: both;
  display: block;
  content: ".";
  height: 0;
}

.clearfix {
  *zoom: 1;
}

.green {
  background-color: rgb(0, 112, 108);
}
.content {
  height: auto;
  margin: 0 auto;
}
.head-nav {
  width: 100%;
  height: 60px;
  /* background: #007130; */
}
.head-nav-con {
  width: 100%;
  height: 60px;
  margin: auto;
}

.head-nav-con ul li {
  margin-left: 105px;
  width: 100px;
  float: left;
  font-size: 20px;
  text-align: center;
}
.head-nav-con ul li:hover {
  /* background: #ff9c01; */
}
.head-nav-con ul a {
  display: block;
  text-decoration: none;
  text-align: center;
  line-height: 60px;
  color: white;
}
.head-nav-con .drop-down {
  position: relative;
}
.head-nav-con .drop-down-content {
  padding: 0;
  display: none;
  position: absolute;
  z-index: 10;
  /* background: red; */
  background: #fff;
}
/* .head-nav-con .drop-down-content{
    width: 200px;
    margin-left: -30px;
} */
.head-nav-con .drop-down-content li:hover > a {
  /* background-color: #ff9c01; */
}
.head-nav-con .drop-down:hover .drop-down-content {
  display: block;
}
.head-nav-con .drop-down-2 {
  position: relative;
}
.head-nav-con .drop-down-content-2 {
  padding: 0;
  display: none;
  position: absolute;
  z-index: 1;
  background-color: red;
  right: 0px;
  top: 0;
}
.head-nav-con .drop-down-content-2 > li {
  float: none;
  background-color: red;
}
.head-nav-con .drop-down-content-2 li:hover a {
  background-color: #ff9c01;
}
.head-nav-con .drop-down-2:hover .drop-down-content-2 {
  display: block;
}
::-webkit-scrollbar-track-piece {
  background-color: #f8f8f8;
}
::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}
::-webkit-scrollbar-thumb {
  background-color: #dddddd;
  background-clip: padding-box;
  min-height: 28px;
}
::-webkit-scrollbar-thumb:hover {
  background-color: #bbb;
}