@charset "UTF-8";
.modal-content {
	width: 50% ;
	margin: 0 ;
	padding: 10px 20px ;
	border: 2px solid #aaa ;
	background: #fff ;
	position: fixed ;
	display: none ;
	z-index: 1000;
    height:auto;
}
#modal-overlay {
	z-index: 999;
	display: none ;
	position: fixed ;
	top: 0 ;
	left: 0 ;
	width: 100% ;
	height: 120% ;
	background-color: rgba( 0,0,0, 0.75 ) ;
}

.button-link {
	color: #00f ;
}
 
.button-link:hover {
	cursor: pointer ;
	color: #f00 ;
}
#modal-close{
	float: right;
	color: #b09560;
    font-size: 1vw;
    border: 3px solid #f7f7f7;
    padding: 0.4vw 0.5vw;
    padding-left: 1.8vw;
    background-image: url(https://www.nibb.ac.jp/images/toppage/batsu_icon.png);
    background-repeat: no-repeat;
    background-size: 20%;
    background-position: 6% center;
}
@media screen and (max-width: 1000px) {
#modal-close {
    float: none;
    color: #b09560;
    font-size: 4vw;
    border: 3px solid #f7f7f7;
    padding: 2vw 0vw;
    background-image: url(https://www.nibb.ac.jp/images/toppage/batsu_icon.png);
    background-repeat: no-repeat;
    background-size: 6%;
    background-position: 6% center;
    width: 90%;
    margin: 1vw auto;
    display: block;
    text-align: center;
}
}