body {
			width:640;
            font-family: Arial, sans-serif;
			
        }

/* PC端样式 */
@media screen and (min-width: 1024px) {
  body {
   margin:50px 20% 50px 20%;
  }
}
 
/* 手机端样式 */
@media screen and (max-width: 1023px) {
  body {
    margin:50px 5% 50px 5%;
  }
}





        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
        }
        header img {
            max-width: 150px;
            height: auto;
        }
        header a {
            text-decoration: none;
            color: #007BFF;
            font-size: 16px;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 20px;
        }
         th,td {
            border: 1px solid #ddd;
            padding: 8px;
            text-align: left;
			color: #000000;
            font-size: 16px;
        }
		  td a{ color: #333333;
            font-size: 16px;
		}
        footer {
            text-align: center;
            margin-top: 20px;
        }
a:link {
	text-decoration: none;
}
a:visited {
	text-decoration: none;
	color:  #333333;
}
a:hover {
	text-decoration: none;
	color: #FF9900;
}
a:active {
	text-decoration: none;
	color: #333333;
}

.wd1{
width:75%;
overflow:hidden;
  word-wrap: break-word;      /* 旧版本浏览器支持 */
  overflow-wrap: break-word;  /* 标准属性 */

}
.wd2{
width:25%;
overflow:hidden;
  word-wrap: break-word;      /* 旧版本浏览器支持 */
  overflow-wrap: break-word;  /* 标准属性 */
}