/* 全てのページに適用される設定　*/
html {
    font-size: 16px;
    font-family: sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0 0 0 0;
}

p, li, td {
    line-height: 1.7;
    white-space: pre-wrap;
}

a:link {
    color: #0000EE;
    text-decoration: none;
}
a:visited {
    color: #551A8B;
    text-decoration: none;
}
a:hover {
    color: #0033CC;
    text-decoration: underline;
}
a:active {
    color: #FF0000;
    text-decoration: underline;
}

img {
    max-width: 100%;
}

/* 全てのページに適用される設定　ヘッダー　*/
.logonavi {
    height: 85px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav ul {    
    display: flex;
    margin: 0 20px 0 0;
    gap: 3rem;
    list-style-type: none;
    font-size: 2rem;
}

.nav a:link {
    color: #253958;
}

.nav a:visited {
    color: #253958;
}

.nav a:hover {
    text-decoration: none;
}

.nav a:active {
    text-decoration: none;
}

/*　すべてのページに適用　－　ヒーロー　*/

.consttitle {
    background-position: center;
    background-size: cover;
    padding: 50px;
    background-color: black;
    color: white;
    text-align: center;
    margin: 0;
}
/* 全てのページに適用される設定　メイン　*/

main {
    margin: 0 auto 0 auto;
    text-align: center;
    max-width: 1000px;
}

.nextlec {
  display: flex;
  justify-content: space-between;
  border-top: 2px solid black;
  margin: 30px 0 10px 0;
  padding: 0 10px;
}
/*　全てのページに適用される設定　フッター　*/

.site-info {
    display: flex;
    list-style-type: none;
    justify-content: space-around;
    padding-top: 40px;
    padding-bottom: 40px;
    background-color: black;
    font-size: 1.3em;
    margin: 40px 0 0 0;
}

.copyright {
    padding-top: 5px;
    padding-bottom: 5px;
    background-color: #253958;
    color: #FFFFFF;
    text-align: center;
    margin: 0;
}

.site-info a:link {
    color: #FFFFFF;
    text-decoration: none;
}
.site-info a:visited {
    color: #FFFFFF;
    text-decoration: none;
}
.site-info a:hover {
    color: #FFFFFF;
    text-decoration: underline;
}
.site-info a:active {
    color: #FFFFFF;
    text-decoration: underline;
}

/* 個別のスタイル設定　*/