@charset "utf-8";
/* CSS Document */

/*---------------重设CSS样式--------------------*/
html {
	min-height: 100%;
	width: 100%;
}

body {
	margin: 0px;
	padding: 0px;
  min-height: 100%;
	width: 100%;
    
	font: 16px "Microsoft Yahei", Arial, Helvetica, sans-serif;  /*默认字符集及字体大小*/
  letter-spacing: 1px; /*字符间距*/
  line-height: 150%;

  color:rgb(80, 80, 80);
  background-color: rgb(240, 240, 240);
}

.top_nav {
    position: fixed;
    top: 0px;
    width: 100%;
    height: 100px;

    /* background: url("/images/page_head.jpg");
    background-size: cover; */

    margin: auto; 
    z-index: +1;

    background-color: rgb(230, 230, 230); 

    /*边框加阴影*/
    border-bottom: 1px solid rgb(150, 150, 150);
    /* box-shadow: 0px 0px 23px 0 rgba(255, 255, 255, 1), 0 6px 20px 0 rgba(150, 150, 150, 0.8); */
}

/*---------------通用页面样式2--------------------*/
p b {
  color: rgba(80, 80, 80, 0.8);
}

p {
  line-height: 1.5;
}

.tbox_a2 p {
  margin: 5px;
}

span {
    cursor: pointer;
    display: block;
    /* padding: 6px 6px; */
    font-size: 18px "Microsoft Yahei", Arial, Helvetica, sans-serif;
    margin-top: 0px;
  }
  
  /* span:hover {
    background-color: rgba(200, 200, 200, 0.5);
  }
  
  span:focus {
    background-color: rgba(170, 170, 170, 0.5);
  } */
  
  .hidden {
    display: none;
  }
  
  .menu_item:hover {
    background-color: rgba(200, 200, 200, 0.5);
  }
  
  li {
    list-style-type: none;
    text-align: center;
    overflow: auto;
  }

  discover-search {
    width: 100%;
    height: 30px;

    margin: 5px 0;
    padding: 2px 5px;
    
    display: block;
    border: 1px solid #606060;
    border-radius: 3px;
    font-size: 13px;
}