/* ====================================================
# footer
==================================================== */
.footer {
	position: relative;
	margin: 0;
	padding: 40px 20px;
	width: 100%;
	padding-bottom: 2%;
	background-color: #211925;
	overflow: hidden;
}

.footer a:hover {
	color: #31FFCD;
	transition: 0.2s;
	text-decoration: none;
}

.footer * {
	color: #fff;
	transition: all 0.3s;
}

.footer-bottom {
	font-size: 16px;
	letter-spacing: 2px;
	padding-top: 15px;
	border-top: 1px solid #ffffff;
}

.footer-logo {
	color: #ffffff;
	font-size: 26px;
	font-weight: bold;
	padding-right: 10px;
}

.foot-logo-img {
	vertical-align: text-bottom;
	padding-left: 10px;
}

.foot-icon {
	max-width: 35px;
	margin: 10px 5px;
}

.foot-icon:hover {
	transform: translateY(2px);
	transition: 0.2s;
}

.foot-year a {
	color: #31FFCD;
	text-decoration: none;
	transition: 0.2s;
}

.foot-year a:hover {
	color: #fffffe;
}

.copyright {
	letter-spacing: 0.03rem;
}

.footer .date {
	letter-spacing: 2px;
	margin-bottom: 10px;
}

.footer .date span {
	font-size: 12px;
}

@media (max-width: 576px) {
	.footer {
		padding-bottom: 7rem;
	}

	.footer-logo {
		font-size: 24px;
	}
}

/*====================================================
# page-top 
==================================================== */

/*形狀*/
#page-top a {
	display: flex;
	justify-content: center;
	align-items: center;
	background: rgba(255, 255, 255, 0.5);
	border-radius: 15px;
	width: 50px;
	height: 50px;
	color: #212121;
	border: 2px solid #212121;
	text-align: center;
	text-transform: uppercase;
	text-decoration: none;
	font-size: 2rem;
	transition: all 0.3s;
}

#page-top a:hover {
	background: rgba(255, 255, 255, 0.9);
}

/*右下固定*/
#page-top {
	position: fixed;
	right: 15px;
	bottom: 120px;
	z-index: 1020;
	opacity: 1;
	transform: translateY(100px);
}

@media (max-width: 570px) {
	#page-top {
		bottom: 170px;
	}
}

/*　往上動畫　*/

#page-top.UpMove {
	animation: UpAnime 0.5s forwards;
}

@keyframes UpAnime {
	from {
		opacity: 0;
		transform: translateY(100px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/*　往下動畫　　*/

#page-top.DownMove {
	animation: DownAnime 0.5s forwards;
}

@keyframes DownAnime {
	from {
		opacity: 1;
		transform: translateY(0);
	}

	to {
		opacity: 1;
		transform: translateY(100px);
	}
}