@charset “utf-8”;
html {
    scroll-behavior: smooth;
    -ms-overflow-style: none;
    /* IE, Edge 対応 */
    scrollbar-width: none;
    /* Firefox 対応 */
}

html::-webkit-scrollbar {
    display: none;
}

main {
    background-color: white;
}

body {
    -webkit-text-size-adjust: 100%;
    font-family: "Yu Gothic", "游ゴシック", "游ゴシック体", "YuGothic";
    margin: 0px;
    padding 0;
    animation-name: fadein;
    animation-duration: 2s;
    animation-iteration-count: 0.8;
}

.top_bg {
    height: 100vh;
    /* 全画面表示 */
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    filter: saturate(150%) brightness(120%);
    z-index: 5;
    transition: 0.2s;
    position: -webkit-sticky;
    position: sticky;
    top: 0;
}

.overlay::after {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 100%;
    content: "";
    background: rgba(0, 0, 0, 0.4);
}

.content_normal {
    min-height: max-content;
    /* 全画面表示 */
    background-color: #ffeeee;
    z-index: 5;
    transition: 0.2s;
    position: -webkit-sticky;
    position: sticky;
    top: 0;
}

.kakoi {
    background-color: white;
    margin: 3%;
    padding: 3%;
}

.top_bg_txt {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30%;
    min-width: max-content;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 100;
    padding-left: 5%;
    padding-right: 5%;
    opacity: 0.8;
    background-color: rgba(0, 0, 0, 0.35);
    border: 2px solid white;
}

.title {
    font-size: 60px;
    font-weight: 400;
    line-height: 1.2;
    padding: 0 50px;
    color: #fff;
    letter-spacing: 7px;
    transition: 0.2s;
    text-align: center;
}

.content_title {
    font-size: 60px;
    font-weight: 400;
    line-height: 1.2;
    color: #222222;
    letter-spacing: 7px;
    transition: 0.2s;
}

h2.midashi {
    font-size: 48px;
    font-weight: 400;
    line-height: 1.2;
    color: #222222;
    transition: 0.2s;
}

.normal_words {
    font-weight: 500;
    font-size: 16px;
    letter-spacing: 2px;
    line-height: 1.2;
    transition: 0.2s;
}

.title::before {
    content: "- ";
}

.title::after {
    content: " -";
}

.title:hover {
    letter-spacing: 12px;
    transition: 0.2s;
}

.title_hr {
    width: 10px;
    padding-top: 10px;
    height: 1px;
    color: white;
    background-color: white;
    opacity: 0.6;
    transition: 0.2s;
}

.title_hr:hover {
    width: 70%;
    transition: 0.2s;
}

.normal {
    background-color: #222222;
    margin-top: 30px;
    margin-bottom: 30px;
}

.description {
    color: white;
    letter-spacing: 7px;
    line-height: 2;
    font-size: 18px;
    transition: 0.2s;
    text-align: center;
}

.hidden_word::after {
    white-space: pre;
    content: "\A　";
}

.hidden_word:hover::after {
    content: "\A"attr(data-string);
    background-color: red;
    height: auto;
}

.desptiption_a {
    color: white;
    font-weight: 700;
    background-color: rgba(100, 0, 0, 0.7);
    transition: 0.2s;
}

.desptiption_a:hover {
    font-size: 40px;
    text-decoration: none;
    color: rgba(0, 0, 0, 0.8);
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 1500px;
    padding: 10px 0.5em 10px 0.6em;
}

.scroll_string {
    margin: auto;
    width: 70%;
    color: white;
    overflow: hidden;
}

.scroll_string_main {
    font-size: 18px;
    letter-spacing: 7px;
    display: inline-block;
    padding-left: 100%;
    white-space: nowrap;
    line-height: 1em;
    animation: scrollAnime 7s linear infinite;
}

.scroll_string_main div {
    display: inline-block;
    margin-right: 10px;
}

@keyframes scrollAnime {
    0% {
        transform: translateX(0)
    }
    100% {
        transform: translateX(-100%)
    }
}

.main_button {
    display: flex;
    justify-content: center;
    align-items: center;
}

.space_make::after {
    content: "　";
}

.main_button>a {
    color: white;
    font-size: 24px;
    margin: 15px;
    padding: 8px 15px;
    text-decoration: none;
    background-color: rgba(0, 0, 0, 0.5);
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0.5) 50%, rgba(230, 230, 230, 0.7) 50%);
    background-position: 0 0;
    background-size: 200% auto;
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    transition: 0.2s;
}

.main_button>a:hover {
    background-position: -100% 0;
    transition: 0.2s;
    color: black;
    border: 2px solid black;
    transform: translate(3px, 3px);
}

.main_button>.main_button_1 {
    background-image: linear-gradient(to right, rgba(90, 0, 0, 0.5) 50%, rgba(220, 100, 100, 0.7) 50%);
}

.main_button>.main_button_1:hover {
    color: rgba(255, 255, 255, 1);
    font-style: italic;
    border: 2px solid white;
}

#main_menu {
    display: flex;
    background-color: rgba(245, 178, 177, 0.5);
    transition: 0.2s;
}

#main_menu:hover {
    transition: 0.2s;
    background-color: rgba(255, 255, 255, 0.7);
}

ul.inner {
    position: fixed;
    right: 0px;
    top: 60px;
    text-align: right;
    margin-right: 40px;
}

ul.top {
    text-align: left;
    margin-right: 30px;
}

li {
    display: inline;
}

.inner a {
    color: white;
    font-size: 16px;
    padding: 6px 10px;
    text-decoration: none;
    background-image: linear-gradient(to right, rgba(70, 40, 40, 0.5) 50%, rgba(40, 20, 20, 0.9) 50%);
    background-position: 0 0;
    background-size: 200% auto;
    border: 2px solid rgba(40, 40, 40, 0.5);
    border-radius: 1500px;
    opacity: 0.8;
    transition: 0.2s;
    margin-right: 10px;
}

.inner a:hover {
    background-position: -100% 0;
    transition: 0.2s;
}

.top a {
    color: black;
    padding: 6px 10px;
    text-decoration: none;
    opacity: 0.8;
    transition: 0.2s;
    position: relative;
    display: inline-block;
    transition: 0.2s;
}

.top a.top_button {
    font-weight: 500;
    font-size: 24px;
}

.top a.top_discription {
    font-weight: 500;
    font-size: 16px;
}

.top a::after {
    position: absolute;
    bottom: 0;
    left: 0;
    content: '';
    width: 0;
    height: 2px;
    background-color: black;
    transition: .3s;
}

.top a:hover::after {
    width: 100%;
}

.top a:hover {
    background-color: rgba(205, 148, 147, 0.5);
    transition: .3s;
    letter-spacing: 0.5em;
}

header {
    position: fixed;
    width: 100vw;
    z-index: 9999;
}

.rainbow {
    /* フォントサイズなどを任意で指定する */
    /*font: bold 10em / 1 Verdana, Helvetica, Arial, sans-serif;*/
    /*text-transform: uppercase;*/
    font: bold;
    /* 背景グラデーションを指定・幅を 200% にしておく */
    background: linear-gradient(to right, #f00 0%, #f80 14.28%, #dd0 28.56%, #0d0 42.85%, #0dd 57.14%, #00f 71.42%, #e0e 85.71%, #f00 100%) 0% center / 200% auto;
    /* 背景画像を文字でマスクする */
    background-clip: text;
    -webkit-background-clip: text;
    /* 文字色を透明にできればよく color: transparent でも color: rgba(0, 0, 0, 0) でも可 */
    text-fill-color: transparent;
    -webkit-text-fill-color: transparent;
    /* アニメーション指定 */
    animation: example 0.5s linear infinite;
}

.news:hover {
    /* 背景グラデーションを指定・幅を 200% にしておく */
    background: linear-gradient(to right, #f00 0%, #f80 14.28%, #dd0 28.56%, #0d0 42.85%, #0dd 57.14%, #00f 71.42%, #e0e 85.71%, #f00 100%) 0% center / 200% auto;
    /* 背景画像を文字でマスクする */
    background-clip: text;
    -webkit-background-clip: text;
    /* 文字色を透明にできればよく color: transparent でも color: rgba(0, 0, 0, 0) でも可 */
    text-fill-color: transparent;
    -webkit-text-fill-color: transparent;
    /* アニメーション指定 */
    animation: example 0.5s linear infinite;
}


/* 背景の横位置をズラす */

@keyframes example {
    to {
        background-position-x: 200%;
    }
}

footer {
    background-color: #303030;
    color: whitesmoke;
    padding: 50px;
    position: -webkit-sticky;
    position: sticky;
    bottom: 0px;
    z-index: 1;
}

.footer_list a::before {
    content: "・";
}

.footer_list a {
    color: whitesmoke;
    list-style: none;
}

.footer_list {
    margin-left: 0;
    padding-left: 0;
}

footer h1 {
    font-size: 24px;
    font-weight: 500;
}

.footerlink {
    color: whitesmoke;
}

.footer_main {
    display: flex;
}

.ads {
    min-width: 50%;
    width: 50%;
}

.img-wrap {
    overflow: hidden;
    position: relative;
}

.img-wrap:before {
    animation: img-wrap 2s cubic-bezier(.4, 0, .2, 1) forwards;
    background: #fff;
    bottom: 0;
    content: '';
    left: 0;
    pointer-events: none;
    position: absolute;
    right: 0;
    top: 0;
    z-index: 1;
}

.youtube_footer {
    max-width: 90%;
}

@keyframes fadein {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll a {
    padding-top: 70px;
    position: absolute;
    bottom: 20px;
    left: 50%;
    z-index: 2;
    display: inline-block;
    -webkit-transform: translate(0, -50%);
    transform: translate(0, -50%);
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: 0.3s;
}

.scroll a:hover {
    transform: scale(1.1);
    transition: 0.3s;
}

.scroll a span {
    position: absolute;
    top: 0;
    left: 50%;
    width: 24px;
    height: 24px;
    margin-left: -12px;
    border-left: 3px solid #fff;
    border-bottom: 3px solid #fff;
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-animation: sdb 1.5s infinite;
    animation: sdb 1.5s infinite;
    box-sizing: border-box;
}

@-webkit-keyframes sdb {
    0% {
        -webkit-transform: rotate(-45deg) translate(0, 0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        -webkit-transform: rotate(-45deg) translate(-20px, 20px);
        opacity: 0;
    }
}

@keyframes sdb {
    0% {
        transform: rotate(-45deg) translate(0, 0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: rotate(-45deg) translate(-20px, 20px);
        opacity: 0;
    }
}

@keyframes img-wrap {
    100% {
        transform: translateX(100%);
    }
}

#other {
    margin-top: -130px;
    padding-top: 130px;
}

.back_to_top {
    position: fixed;
    right: 50px;
    bottom: 50px;
}

.back_to_top_button {
    text-decoration: none;
    color: white;
    font-size: 18px;
    font-weight: 400;
    padding: 10px 16px;
    border: solid 2px;
    border-color: white;
    border-radius: 1000px;
    background-image: linear-gradient(to left, rgba(230, 230, 230, 0.7) 50%, rgba(0, 0, 0, 0.5) 50%);
    background-position: 0 0;
    background-size: 200% auto;
    transition: 0.2s;
}

.back_to_top_button:hover {
    font-weight: 600;
    letter-spacing: 2em;
    background-position: 100% 0;
    transition: 0.2s;
    color: black;
    border: 2px solid black;
}

.back_to_top_button:hover::before {
    white-space: pre;
    content: " ";
}