html {
    font-size: 62.5%;
    font-family: "Helvetica Neue",
        "sans-serif"
        "Arial",
        "Hiragino Kaku Gothic ProN",
        "Hiragino Sans",
        "Meiryo";
}

body {
    font-size: 1.75rem;
    color: #4f6468;
    padding: 50px 10px 30px 10px;
}

header {
    background-color: #ffffff;
    position: fixed;
    /* ヘッダーを固定する */
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    padding: 10px 20px;
}
h1{
    background-color: #ffffff;
}
main {
    overflow: auto;
    width: 100%;
    padding: 25px 15px;
}

h2 {
    border-left: solid 0.4rem #5DB7CB;
    padding: 3px 10px;
    margin-bottom: 25px;
}

li {
    padding: 3px 0px;
    margin-bottom: 5px;
}

input {
    border: solid thin #ccc;
    border-radius: 3px;
    padding: 3px 5px;
}

input::placeholder {
    color: #ccc;
}

textarea {
    border: solid thin #ccc;
    border-radius: 3px;
    padding: 3px 5px;
}

select {
    border: solid thin #ccc;
    border-radius: 3px;
    padding: 3px 5px;
}


#contents a {
    color: #5DB7CB;
}

#contents a:hover {
    color: #84CBD3;
    text-decoration: underline;
}

#logo {
    font-size: 2.4rem;
    font-family: "Palanquin Dark", sans-serif;
    font-weight: 400;
    font-style: normal;
    letter-spacing: 0.1rem;
    margin-bottom: 10px;
}

#logo span:nth-child(even) {
    color: #5DB7CB;
}

#logo span:nth-child(odd) {
    color: #84CBD3;
}

#contents {
    padding-left: 10px;
}

.contents__item {
    margin-bottom: 20px;
}

#menu-content-list li {
    margin-bottom: 30px;
}

#menu-content-list p {
    font-size: 1.3rem;
    color: #6e7a7c;
    margin-top: 5px;
}

/* テーブル ------------------------------------*/
table {
    border: solid thin #ccc;
    margin-bottom: 15px;
}

tr {
    border: solid thin #ccc;
}

th {
    border: solid thin #ccc;
    background-color: #f5f5f5;
    text-align: center;
    padding: 5px 10px;
    font-weight: normal;
}

td {
    border: solid thin #ccc;
    text-align: center;
    vertical-align: middle;
    padding: 5px 10px;
}

.inner-table__input {
    width: 100%;
    padding: 3px;
    border: solid thin #ccc;
    border-radius: 3px;
}

.inner-table__input::placeholder {
    color: #ccc;
}

.inner-table__selectbox {
    display: inline-flex;
    align-items: center;
    position: relative;
}

.inner-table__selectbox::after {
    position: absolute;
    right: 10px;
    width: 10px;
    height: 7px;
    background-color: #535353;
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    content: '';
    pointer-events: none;
}

.inner-table__selectbox select {
    appearance: none;
    min-width: 120px;
    padding: 3px;
    border: solid thin #ccc;
    border-radius: 3px;
    background-color: #fff;
    color: #333333;
    cursor: pointer;
}

/* ボタン -------------------------------------*/
button {
    margin: 10px 0;
    text-align: center;
    min-width: 150px;
    padding: 7px 15px;
    border: none;
    border-radius: 5px;
    background-color: #5DB7CB;
    color: #fff;
    font-size: 1em;
}

button:hover {
    background-color: #84CBD3;
}

.single-button {
    width: auto;
    border-radius: 100vh;
    padding: 10px 30px;
}

/* テキスト ------------------------------------*/
p {
    margin-bottom: 10px;
}

/* モーダルウインドウ ---------------------------*/

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    text-align: center;
}

.modal-content {
    background-color: #fff;
    margin: 20% auto;
    width: 400px;
    box-shadow: 0 5px 8px 0 rgba(0, 0, 0, 0.2), 0 7px 20px 0 rgba(0, 0, 0, 0.17);
    padding: 20px;
    border-radius: 10px;
}

.modal-body {
    padding: 25px;
    margin-bottom: 25px;
}

.modal-close-button {
    display: inline-block;
    width: 100px;
    height: 40px;
}

/* ファイルUL・DL -------------------------------*/
.file-upload-area {
    max-width: 500px;
    border: solid thin #5DB7CB;
    border-radius: 2px;
    padding: 10px;
    margin-bottom: 10px;
}

.imgMrgn {
    margin-bottom: 10px;
}

body.plain-page {
    padding-top: 0px;
}

.plain-page main {
    padding-top: 10px;
}

/* --------------------------------------------*/
.center {
    text-align: center;
}

.left {
    text-align: left;
}

.right {
    text-align: right;
}