@charset "utf-8";
/* CSS Document */
body{background-color: aqua;}
input::placeholder,
textarea::placeholder {
  color: #6c757d; /* 推荐使用灰度色值 */
  opacity: 0.4;     /* 防止 Firefox 默认降低透明度 */
}
.baoguo{max-width: 1100px;height: 800px;background-color: burlywood;margin:0px auto; position: relative;}
.baox{width: 360px;height: 400px;background-color:#01B3F9;margin:5px 2px }
.tupian{width: 100%;height: 250px;background-image: url("../img/chuchen03.jpg");
    background-size: contain;
     	background-color: rgba(208,207,207,1.00);}
.jiaqian{margin:20px auto;font-size: 20px;font-weight: 700}
.jieshao{font-size: 16px;color: blue;margin: 5px 10px;}
.but{	position: relative;
	
	width:50%;
	background-color: rgba(208,207,207,1.00);
	height: 30px;
	color:#666;
	border-style: none;
	font-size: 14px;
	text-transform: uppercase;
	margin-top: 30px;
    text-align: center;
}
.but:hover{color: red;font-size: 18px;}
.biaodan{
    display: none;
    width:600px;
    height: 500px;
    background-color: #F9F9F9;
    margin: 10px auto;
    position: absolute;
    left: 300px;
    top: 100px;
    border: 5px solid #01AEFA;
}
.btnn{width: 120px;height: 20px;margin:30px auto;	background-color: rgba(208,207,207,1.00);}
.btnn:hover{color: red;font-size: 24px;height: 30px;}
.close{width:100%;height:30px;background:#01AEFA;}
.close img {
  max-width: 100%;
  max-height: 100%;
 float: right;
  display: inline-block; 
filter: opacity(30%);
}
.close img:hover{filter: opacity(80%)}
.close p{text-align:left;
line-height:25px;
  float:left; 
}
.form-control {
  width: 80%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
  font-size: 16px;
  transition: border-color 0.3s;
}
.form-control:focus {
  border-color: #4CAF50;
  outline: none;
  box-shadow: 0 0 5px rgba(76, 175, 80, 0.3);
}
.tj{margin:20px auto; margin-right:20px;}