body {
	  font-family: Arial, sans-serif;
	  margin: 0;
	  padding: 0;
	}
	a{ text-decoration:none;}
	ul,ol{ list-style: none;}
	input,textarea{ outline: none;}
	

	/* 头部样式，设置高度为90px */
	  header {
	    height: 90px;
	    background-color: #fff;
	    display: flex;
	    align-items: center;
	    justify-content: space-between;
	    max-width: 1200px;
	    margin: 0 auto;
	  }
	
	  /* 导航栏样式 */
	 header nav {
	    color: #666666;
	  }
	
	header  nav ul {
	    margin: 0;
	    padding: 0;
	    display: flex;
	  }
	
	 header nav ul li {
	    position: relative;
	    cursor: pointer;
	  }
	
	  /* 一级菜单链接样式 */
	 header nav ul li a {
	    color: #666666;
	    display: block;
	    padding: 10px 20px;
		font-size: 14px;
	  }
	
	.menu-Active {
		color: #1e73be!important;
	}
	
	header nav ul li a:hover{
		color: #1e73be;
	}
	  /* 二级菜单样式 */
	 header nav ul li ul {
	    display: none;
	    position: absolute;
	    top: 100%;
	    left: 0;
	    background-color: #fff;
	    min-width: 150px;
	    z-index: 11;
	  }
	
	 header nav ul li ul li {
	    padding: 5px 10px;
	  }
	
	 header nav ul li:hover ul {
	    display: block;
	}
	
	
	footer {
	  background-color: #1e73be;
	  color: white;
	  padding: 20px;
	  font-size: 14px;
	
	}
	
	footer .footer-info{
		width: 1200px;
		margin: 0 auto;
		display: flex;
		justify-content: space-between;
	}
	
	
	footer ul {
	  margin: 0;
	  padding: 0;
	}
	
	footer ul li a {
		
	  color: white;
	  text-decoration: none;
	  margin: 0 10px;
	}
	footer ul li {
		padding: 5px;
	}