.content {
	margin-top: 0px;
	margin-left: 4px;
	margin-right: 6px;
	background-color: #fff;
	padding-bottom: 20px;
	min-height: 500px;
}

.extinfo-item{
	width: 200px;
	height: 150px;
	margin: 10px;
	display: inline-block;
	border: solid 1px #ddd;
	border-radius: 5px;
	overflow: hidden;
	transition: all .3s;
	opacity: 0.6;
}
.extinfo-item .infoext-img{
	height: 100%;
	background-size: cover;
	background-position: center;
	transition: all .9s;
}
.extinfo-item .infoext-txt{
	text-align: center;
	font-size: 18px;
	font-weight: bold;
	color: #fff;
	background-color: rgba(0,0,0,0.5);
	height: 30px;
	padding: 5px 10px;
	display: relative;
	margin-top: -40px;
	line-height: 30px;
	transition: all .9s;
}
.extinfo-item .infoext-txt span{
	float: right;
	font-size: 14px;
	font-weight: normal;
	color: #fff;
	line-height: 30px;
}
.extinfo-item:hover {
	box-shadow: 0 0 20px rgba(0,0,0,0.5);
	width: 230px;
	height: 165px;
	opacity: 1;
}
.extinfo-item:hover .infoext-img {
 	transform: scale(1.1);
 }
.extinfo-item:hover .infoext-txt {
 	transform: scale(1);
 }

.txt {
	font-size: 16px;
	line-height: 180%;
	min-height: 600px;
	_height: 600px;
	width: 1050px;
	margin: auto auto;
	margin-bottom: 20px;
	margin-top: 20px;
	transition: all .3s;
}

.txt p {
	text-indent: 2em;
	margin-bottom: 16px;
	line-height: 200%;
}

.txt p img:only-child {
		display: block;
}

.txt img {
	cursor: pointer;
	overflow: hidden;
	width: expression(this.width > 700 && this.width > this.height ? 700 : this.width);
	max-width: 700px;
	margin: auto auto;
}

.text_ly {
	padding: 15px 5px 15px 5px;
	border-bottom: solid 1px #ddd;
	overflow: hidden;
	text-align: center;
	color: #666666;
}

.text_mid {
	text-align: center;
	color: #000000;
	font-size: 25px;
	line-height: 40px;
	padding-top: 20px;
	width: 1120px;
	margin: auto auto;
}


	.dr-subinfo {
		display: flex;
		justify-content: flex-start;	
		width: 800px;
		margin: 40px auto auto auto;
	}
	.dr-pic {
		width: 200px;
		height: 250px;
		padding-right: 50px;
	}
	.dr-pic img{
		width: 100%;
		height: 100%s;
		margin-right: 50px;
		text-align:right;
	}
	.dr-info {
		width: calc(100% - 200px);
		height: 300px;
	}
	.text_mid {
    text-align: center;
    width: 100%;
	}
	.dr-subtt {
		margin: 20px auto auto auto;	
	}
	.dr-bar {
		height:	72px;
	}
	.dr-bar div{
		color: #ffffff;
		font-weight: bold;
		padding-top: 22px;
		margin-left: 65px;
		font-size: 24px;
		
	}

.float-placeholder {
    position: absolute;
    top: 550px;
    left: 82px;
    width: 200px;
  }

.float-box {
	position: absolute;
	top: 0;
    left: 0;
    will-change: position, top;
    
  z-index: 1000; /* 确保浮动框在其他元素之上 */
  width: 200px;
  height: 330px;
  /* 平滑滑动动画 */
  transition: top 0.3s ease;
}
.float-box.fixed {
    position: fixed;
    top: 20px;
    left: 82px; /* 保持水平位置不变 */
  }
  
  
@media ( max-width : 768px) {
	.content {
		margin-left: 0px;
		margin-right: 0px;
		padding-left:10px;
		padding-right:10px;
		background-color: #fff;
		padding-bottom: 20px;
		min-height: 500px;
		/* width:calc(100% - 20px); */
		/* margin-top: 175px; */
	}
	.txt {
		font-size: 16px;
		line-height: 180%;
		min-height: 600px;
		_height: 600px;
		width: auto;
		margin: auto auto;
		margin-bottom: 20px;
		margin-top: 20px;
	}
	.txt p {
		text-indent: 2em;
		margin-bottom: 16px;
		line-height: 200%;
	}
	.txt img {
		cursor: pointer;
		overflow: hidden;
		width: expression(this.width > 700 && this.width > this.height ? 700 :  
		 this.width);
		max-width: 90%;
		margin: auto auto;
	}
	.text_ly {
		padding: 15px 5px 15px 5px;
		border-bottom: solid 1px #ddd;
		overflow: hidden;
		text-align: center;
	}
	.text_mid {
		text-align: center;
		color: #cc0000;
		font-size: 25px;
		line-height: 40px;
		padding-top: 20px;
		width: auto;
		margin: auto auto;
	}
	
	
	
	.main-news-list {
	    width: 100% !important;
	}
	.dr-subinfo {
		width: 100%;
		justify-content: center;
		flex-direction: column;
	}
	
	.dr-info {
		width: calc(100% - 10px);
		height: auto;
		margin: auto;
	}
	.dr-pic {
	    padding-right: 0px;
	    margin: auto;
	    
	}
}