@charset "utf-8";
html {
    font-size: 70%;
}
body {
    min-height: 50px;
    font-size: 1.2rem;
    font-family:"Hiragino Kaku Gothic ProN",Arial,"Hiragino Sans","BIZ UDPGothic",Meiryo,sans-serif;
    letter-spacing: 0.2em;
    line-height: 1.5;
}
a {
    text-decoration: none;
}

h2 {
  border-bottom: solid 3px #1e50a2;
  position: relative;
}
h3 {
    margin: 10px 0 5px;
}
h3 > span {
    display: inline-block;
    padding: 2px 10px;
    background: #eaf4fc;
}
b {
    border-bottom: 2px solid #1e50a2;
}
b.red {
    color: #d7003a;
	border-bottom: none;
}
li {
    list-style: none;
}
p {
    padding: 0 0.5em;
}
.main {
    padding: 3px 0;
    margin: 5px;
    width: 60%;
    max-width: 400px;
}
.main a {
    color: #192f60;
    transition: .1s;
}
a:hover {
    opacity: .6;
}
button {
	font-size: 16px;
	background: #eaf4fc;
	border: 1px solid #1e50a2;
	text-align: center;
	height: 50px;
	width: 280px;
	padding: 5px;
	margin: 5px;
	border-radius: 25px;
}
@media (max-width:1100px) {
    .main {
        min-width: 500px;
        margin: 0 5px;
    }
}
@media (max-width:900px) {
    body {
        font-size: 1.2rem;
    }
    h2 {
        margin-bottom: 3px;
    }
    h2::before {
        margin-bottom: 3px;
    }
    .main {
        width: 98%;
         max-width: 500px;
         min-width: 100px;
    }
}