@charset "EUC-JP";

/* 基本のリセットとフォント設定 */
* {
    margin: 0;
    padding: 0;
    box-box-sizing: border-box;
}
html,
body {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    font-size: 62.5%;
    overflow-x: hidden;
    max-width: 100%;
}
body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    line-height: 1.8;
    color: #333;
    background-color: #f9f9f9;
	 font-size: 1.6rem;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ヘッダー */
header {
    background: #fff;
    border-bottom: 1px solid #ddd;
    padding: 20px 0;
	text-align:center;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

/* レイアウト：PCでは2カラム、スマホでは1カラム */
main {

    margin-top: 40px;
}

@media (max-width: 768px) {
    main {
        grid-template-columns: 1fr;
    }
}

/* 記事コンテンツ */
section {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
}

@media screen and (max-width:640px){
	section {
		padding:10px;
	}
	section img{
		width:100%;
		height:auto;
	}
	section img.new_img{
		width:60px;
		height:auto;
	}
	nav ul {
		display: block;
	}

}

h1 { font-size: 2.4rem; margin-bottom: 20px; color: #111; }
h2 { font-size: 1.8rem; margin-bottom: 20px; color: #111; }
h3 { font-size: 1.5rem; margin: 30px 0 15px; border-left: 5px solid #007bff; padding-left: 15px; }
p { margin-bottom: 20px; }

/*------------------------------
基本ボタン
--------------------------------*/
a.base_btn {
    display: inline-block;
    border: 2px solid #0071b9;
    border-radius: 25px;
    font-size: 1.8rem;
    padding: 5px 25px;
    text-align: center;
    background-color: #fff;
    color: #0071b9;
    font-weight: bold;
	margin:5px;
}
a:hover.base_btn{
    background-color: #0071b9;
    color: #fff;
}

/* フッター */
footer {
    text-align: center;
    padding:10px 0;
    color: #fff;
	text-align:center;
	max-width: 1000px;
    margin: 0 auto;
	margin-top: 60px;
}

address {
    font-style: normal;
    text-align: center;
    padding: 15px 20px;
    font-size: 1.2rem;
    color: #333;
    max-width: 1000px;
    margin: 0 auto;

}

@media (min-width: 768px) {
    address {
        font-size: 1.4rem;
        padding: 20px;
    }
}

address strong {
    font-weight: 700;
}