@charset "utf-8";
* { box-sizing: border-box; }
body {
	font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", sans-serif;
	font-size:12px;
	line-height: 1.4;
	letter-spacing: 0.1em;
	color: #3d3d3d;
	background-color: #f5f5f5;
	margin: 0;
	padding: 0;
}
header {
	width: 100%;
	height: 40px;
	border-bottom: 1px solid black;
	background-color: #fff;
	box-shadow: 0px -2px 10px #dcdcdc;
}
header > div { display: flex; justify-content: space-between; align-items: center; width: 750px; padding-right: 40px; padding: 4px 0 8px 40px; }
header > div > h1{
	font: normal 20px 'Noto Sans JP', Myriad, Verdana, Arial, Helvetica, sans-serif;
	margin: 0;
}
header > div > a { padding: 2px 8px; border: solid 1px #3f5671; border-radius: 1em; }

main {
	/*width: 800px;*/
}
h2{
	font: normal 16px 'Noto Sans JP', Myriad, Verdana, Arial, Helvetica, sans-serif;
	margin: 40px 0 8px 40px;
	/*border-left: 1px solid #708090;*/
	padding: 0;
}
h2~h2 { margin-top: 80px; }
a {
	text-decoration: none;
	color: #3f5671;
}
a:visited { color: #778899; }
a:hover { color: #6cb9e6; }
img {
	border-radius: 20px;
	box-shadow: 0px 4px 0px #dcdcdc;
}
a img {
	border-bottom: 1px solid #000;
	box-shadow: 0px 4px 0px #708090; 
}
a:hover img {
	/*border-radius: 100%;*/
	border-bottom: 1px solid #708090;
	box-shadow: 0px 4px 0px #6cb9e6; 
	opacity: 0.7;
	transition: all .1s ease-out;
}
.thread {
	width: 750px;
	left: 0;
	margin: 0;
	padding: 0;
}
.thread > ul {
	list-style-type: none;
	margin: 0;
	padding: 28px 0 0 40px;
	background-color: #fff;
	border-radius: 2px 2px 40px 2px;
	box-shadow: 0px 2px 0px #f5f5dc;
}
.thread ul:nth-of-type(3) { margin-bottom: 0; }
.thread > ul > li {
	display: inline-block;
	vertical-align: top;
	width: 120px;
	height: 160px;
	margin: 0 16px 16px 0;
}
/*.thread li:nth-child(n+2) { margin-left: 16px; }
.thread li:nth-of-type(6) { margin-left: 0; }
.thread li:nth-of-type(11) { margin-left: 0; }
.thread li:nth-child(n+6) { margin-top: 16px; }*/
.thread > ul > li > p { margin-top: 4px; text-align: center; }
.done::before { content:'✔'; margin-right:2px; color: #a9a9a9;}

footer {
	width: 100%;
	border-top: 1px solid black;
	margin-top: 80px;
	padding: 8px 0px 4px 40px;
}
footer > span { text-align: right; }


/* アウトライン上いるけど、出んでよい */
.visuallyhidden { width: 1px; height: 1px; margin: -1px; overflow: hidden; position: absolute; clip: rect(0 0 0 0); }

@media only screen and (min-width: 320px) and (max-width: 600px) {
	body { letter-spacing: 0px; font-size: 11px;
	line-height: 1.2; }
	main { width: 100%; margin-left: 0; padding: 0; }
	header { width: 100%; display: flex; justify-content: space-between; align-items: center; padding-right: 20px; background-color: #3f5671; }
	header > div {}
	header > div > a { padding: 4px 8px; background-color: #fff; border-radius: 1em; }
	h1{ font-size: 16px; color: #fff; text-shadow: -2px -2px 0px #3c3c3c; }
	h2{ font-size: 16px; font-weight: bold; color: #3f5671; margin: 40px 20px 8px 20px; padding: 0; letter-spacing: 0.05em; }
	h2~h2 { margin-top: 80px; }
	h2::before { content: ""; }
	.thread { width: 100%; padding: 0; }
	.thread > ul { display: flex; justify-content: flex-start; flex-wrap: wrap; padding: 8px 0 20px 20px; border-radius: 0; }
	.thread > ul > li { width: 80px; height: 80px; margin: 16px 16px 16px 0; }
	.thread > ul > li > p { margin-top: 2px; }
	/*.thread li:nth-child(n+4) { margin-top: 8px; }*/
	.thread img { width: 80px; height: auto; }
	.thread a > img { box-shadow: 0px 2px 0px #708090; }
	.thread a:hover > img { box-shadow: 0px 2px 0px #6cb9e6; }
	.done::before { content:'✔'; font-size: : 10px; margin-right:2px; color: #a9a9a9;}
	section.yattawa > ul > li ~ li { margin-top: 16px; }
	footer { width: 100%; margin-top: 40px; padding: 2px 0 4px 20px; background-color: #3f5671;  color: #fff;}
}