@import url(https://fonts.googleapis.com/css?family=Nunito:400,300,700);

/* structure */
body {
	width: 100%;
	margin: 0;
	padding: 0;
	background-color: #eee;
	font-family: helvetica, arial, "游ゴシック", YuGothic, "Hiragino Kaku Gothic ProN", "Hiragino Kaku Gothic Pro", "ＭＳ ゴシック", sans-serif;

	/* 右クリック禁止 */
	user-select:none;
	-moz-user-select:none;
	-webkit-user-select:none;
	-webkit-user-drag:none;
	-khtml-user-select:none;
	-khtml-user-drag:none;
}
.container {
	width: 720px;
	margin: 0 auto;
	background-color: #fff;
}
header {
	width: 100%;
	padding: 8px 54px;
	margin: 0;
	text-align: center;
	box-sizing: border-box;
	border-bottom: 1px solid #ccc;
}
main {
	width: 100%;
	padding: 16px 54px 32px;
	box-sizing: border-box;
}
footer {
	width: 100%;
	padding: 54px;
	margin: 0;
	text-align: center;
	box-sizing: border-box;
	border-top: 1px solid #ccc;
	font-style: normal;
	font-family: sans-serif;
}

/* fonts */
h1, h2, h3, h4, h5, h6 {
	margin-bottom: 1em;
	font-family: 'Nunito', sans-serif;
	font-weight: 700;
}

h1 {
}
h2 {
	position: relative;
	padding-bottom: .4em;
	border-bottom: 4px solid #ccc;
	margin-top: 2em;
}
h2::after {
	position: absolute;
	bottom: -4px;
	left: 0;
	z-index: 2;
	content: '';
	width: 20%;
	height: 4px;
	background-color: #21b0de;
}
h3 {
	position: relative;
	padding: .3em 1em .4em 1.4em;
	margin-top: 1.6em;
}
h3::after {
	position: absolute;
	top: .5em;
	left: .5em;
	content: '';
	width: 5px;
	height: -webkit-calc(100% - 1em);
	height: calc(100% - 1em);
	background-color: #21b0de;
	border-radius: 3px;
}
h4 {}
h5 {}
h6 {}
p,li,dt,dd,th,td {
	line-height: 1.6em;
}

/* */
li {
	margin-bottom: .4em;
}
li:last-of-type {
	margin-bottom: 0;
}

/* */
.button {
	text-align: center;
}
.button a {
	padding: 0 2em;
	display: inline-block;
	position: relative;
	background-color: #21b0de;
	border-radius: 4px;
	color: #fff;
	line-height: 52px;
	-webkit-transition: none;
	transition: none;
	text-decoration: none;

	top: 0px;
	box-shadow: 0 3px 0 #13657F;
}
.button a:hover {
	top: -2px;
	box-shadow: 0 5px 0 #13657F;
}
.button a:active {
	top: 3px;
	box-shadow: none;
}
.note {
	padding: 16px 40px;
	margin: 32px 0 56px;
	border: 1px solid #21b0de;
	text-align: center;
}
.conversation tr.speaker_tutor {
	color: #f03;
}
.conversation tr.speaker_tutor th{
	width: 176px;
}
.conversation tr.speaker_student {
	color: #06f;
}
.conversation th {
	white-space: nowrap;
	text-align: left;
	font-weight: normal;
}
.conversation tr.explanation td {
	text-align: center;
}
.exam-card {
	margin-bottom: 32px;
}
.exam-card_img img {
	width: 100%;
	height: auto;
}

@media print {
	body { display: none !important; }
}