body {
    font-family: "Avenir Next";
    font-size: 16px;
    min-width: 1300px;
}

#page {
    width: 1360px;
    margin: auto;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    color: black;
}

* {
    margin: 0;
}

header {
    position: sticky;
    top: 0;
    background-color: white;
    height: 115px;
    width: 100%;
}

.header-left {
    float: left;
    padding: 50px 0 10px 10px;
}

.header-right {
    float: right;
    padding: 10px 20px 0 10px;
}

.top-wrapper {
	list-style-type:none;
    position: sticky;
    top: 115px;
    height: 50px;
    width: 100%;
    background-color:rgb(240, 100, 7);
}

.menu h3 {
    float: left;
    padding: 10px 20px 10px 40px;
    color: rgb(251, 251, 251);
}

.menu li {
    float: left;
    display: flex;
    color:rgb(251, 251, 253);
    padding: 12px 23px;
}

.menu > li {
	display:inline-block;
	position:relative;
}
.menu > li > ul {
	display:none;
}
.menu > li:hover ul {
	display:block;
	position:absolute;
    width: 215px;
    font-size: 15px;
	padding:0;
	margin:21px;
	top:1.5em;
	left:0;
	list-style-type:none;
    background-color:rgb(240, 100, 7);
}

.menu a {
    color: #FFF;
    text-decoration: none;
    overflow-x: auto;
}

#topicpath {
    font-size: 15px;
    padding: 20px 0 0 85px;
}

.main {
    padding: 0 0 50px 150px;
}

.map h2 {
    text-indent: 0px;
	height: 50px;
	width: 575px;
	margin-top: 50px;
	margin-bottom: 20px;
}

.footer {
    background-color: rgb(235, 170, 117);
    color: rgb(12, 10, 10);
    height: 160px;
    width: 100%;
    padding: 0px;
}

.footer-left {
    font-size: 20px;
    float: left;
    padding: 20px 0 0 30px;
}

.license {
    font-size: 12px;
}

.association {
    font-size: 12px;
}

.footer-right {
    float: right;
    padding: 20px 40px 0 0;
}

.footer-right li {
    padding-bottom: 10px;
    font-size: 13px;
}

.copyright {
    background-color: rgb(240, 100, 7);
    color: white;
    height: 30px;
    width: 100%;
}

.copyright p {
    text-align: center;
}

html{
    scroll-behavior: smooth;
}
.gotop{
    display: block;
    width: 60px;
    height: 60px;
    box-sizing: border-box;
    background: #FFF;
    border: 1px solid #999;
    padding-top: 30px;
    text-align: center;
    letter-spacing: -1px;
    font-size: 85%;
    text-decoration: none;
    color: #333;
    opacity: 0.5;
    position: fixed;
    bottom: 20px;
    right: 50px;
    z-index: 10000;
}
.gotop::before{
    content: "";
    display: block;
    border-top: 2px solid #333;
    border-right: 2px solid #333;
    width: 25%;
    height: 25%;
    top: 25%;
    left: 0;
    right: 0;
    margin: auto;
    position: absolute;
    transform: rotate(-45deg);
}
.gotop:hover{
    opacity: 1;
}
@media(max-width:750px){
    .gotop{
        width: 40px;
        height: 40px;
        text-indent: -9999px;
        opacity: 1;
        border: none;
        background: none;
        bottom: 10px;
        right: 10px;
    }
    .gotop::before{
        bottom: 0;
    }
}