body{
	margin: 0px 0px;
	padding: 0px;
	background-color: white;
      
}

.Hr{
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex-wrap: nowrap;
    align-items: center;
}

.hr{
    width: 100px;
    height: 5px;
    background-color: #48A6E9;
    text-align: center;
    border-radius: 10px;
}

.banner img{
	width: 100%;
	height:600px;
}
.top{
	width: 100%;
	height: 400px;
	/* background-image: linear-gradient(to right, #a8edea 0%, #fed6e3 100%); */
	background-color: #fff;
	display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-wrap: nowrap;
	
}
.top img{
	margin: 0px;
	padding: 0;
	width: 100px;
	height: 100px;
}
.top h1{
	font-size: 3em;
	margin-bottom: 2px;
}
.top p{
	font-size: 1.5em;
}
.center{
	display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-content: flex-start;
    justify-content: center;
}
.main{
	width: 100%;
	height: 550px;
	margin-top: 20px;
	background-color: #ECF2F8;
	text-align: center;
}

/* 文章css */

.center .articles{
	width: 500px;
	height: 150px;
	margin: 10px;
	background-color: white;
	border-radius: 10px;
	box-shadow:15px 1px 24px rgba(0, 0, 0, 0.05);
	display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: center;
	overflow: hidden;
	transition: all 0.5s;
}
.center .articles:hover{
	width: 520px;
	
}
.center .text{
	text-align: center;
	margin:0px 20px;
}
.center .text a{
	color: black;
	font-size: 1.3em;
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
.center .text p{
	text-align: start;
	font-size: 0.1em;
	color: gray;
}
.center .articles .image img{
	width: 230px;
	height: 160px;
	
}
.main h2{
	margin-top: 30px;
	text-align: center;
	display: inline-block;
}
hr{
	width: 100px;
}
.bottom{
	margin-top: 50px;
	text-align: center;
}
.bottom .categories{
	width: 100%;
	height: 300px;
	display: flex;
	flex-direction: row;
	flex-wrap: wrap;
	align-content: flex-start;
    justify-content: space-around;
}
.bottom .categories .box{
	padding-top: 50px;
	width: 300px;
	height: 200px;
	background-color: white;
	transition: all 0.6s;
}
.bottom .categories .box:hover{
	background-color: #48A6E9;
	border-radius: 20px;
	color: white;
}
.bottom .photos{
	width: 100%;
	height: 600px;
	padding-top: 10px;
	background-color: #ECF2F8;
	position: relative;
}
.bottom .photos .one{
	width: 400px;
	height: 400px;
	border-radius: 10px;
	position: relative;
	right: 10px;
}
.bottom .photos .two{
	width: 605px;
	height: 190px;
	border-radius: 10px;
	position:absolute;
	top: 105px;
}
.bottom .photos .three{
	width: 300px;
	height: 200px;
	border-radius: 10px;
	position: relative;
	top: 5px;
	left: 0px;
}