@charset "UTF-8";


/*! layout ============================================== */

#base {
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 100vh;
	padding: 50px 20px;
	background: url("../gfx/back.jpg") no-repeat left center;
	background-size: cover;
	}

/* smt（base） ━━━━━━━━━━ */
@media only screen and (max-width:767px){
	#base {
		padding: 10px;
	}
}


/*! img ============================================== */

#base img {
	width: 100%;
	max-width: 880px;
	height: auto;
	vertical-align: bottom;
	box-shadow: 4px 4px 15px 0px #333333;
	}


/*! page top ============================================== */

.ptop {
	position: fixed;
	bottom: -30px;
	right: 20px;
	z-index: 999;
	}

.ptop a {
	display: block;
	width: 50px;
	height: 30px;
	background-color: #1a1a1a;
	border-radius: 4px 4px 0 0;
	text-align: center;
	font-size: 13px;
	line-height: 35px;
	text-decoration: none;
	color: #ffffff;
	}

.ptop a:hover {
	text-decoration: none;
	background-color: #000000;
	color: #ffd053;
	}