@charset "utf-8";

body {
	width: 100%;
	background: #efefef;
}

main {
	margin: 50px auto;
	width: 600px;
}
.top_main {
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	background: linear-gradient(-90deg, #97e9ff, #6fcdff, #51a1ff, #3276ff) fixed;
	background-size: 100% 100%;
	animation: GradietionAnimation 6s ease infinite;
	height: 300px;
	border-radius: 5px;
	padding: 30px;
}
@keyframes GradietionAnimation {
	0%{background-position:0% 50%}
	50%{background-position:100% 50%}
	100%{background-position:0% 50%}
}
.top_main h1 {
	color: #fff;
	font-size: 30px;
	line-height: 1.5;
	text-shadow: 2px 2px 2px #aaa;
}
.top_main .flex {
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.top_main .days {
	color: #fff;
	line-height: 1.3;
	font-size:20px;
}
.top_main .btn_start a {
	background:#1a3c83;
	text-decoration:none;
	display:block;
	color: #fff;
	padding: 20px 30px;
	font-weight: 600;
	border-radius:10px;
	font-size: 18px;
	transition: 0.3s;
}
.top_main .btn_start a:hover {
	background:#ff6600;
}
@media screen and (max-width: 667px) {
	main {
		width:90%;
	}
	.top_main h1{
		font-size: 24px;
	}
	.top_main .flex {
		flex-direction: column;
	}
	.top_main .days {
		margin-bottom:30px;
	}
}