@charset "UTF-8";
/* CSS Document */

body {
    width: 100%;
    height: 100%;
    margin: 0;
	color: #000;
    background: transparent;
    overflow: auto;
    
    font-size: 62.5%;
    font-family: "ヒラギノ角ゴ ProN", "Hiragino Kaku Gothic ProN", "Meiryo UI", "メイリオ", Meiryo, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
	line-height: 1.8;

	-webkit-text-size-adjust: auto;
    -webkit-font-smoothing: antialiased;
}
a {
	outline: none;
    text-decoration: none;
}
a img {
	border: none;
    outline: none;
}
section, div, span {
    box-sizing: border-box;
}
* img {
    width: 100%;
    height: auto;
    display: block;
}



/* --- L A Y O U T --- */

.wrap {
	width: 100%;
	height: auto;
    display: block;
    margin: 0;
}

.movie {
    width: 100%;
    /*height JS*/
    display: block;
    margin: 0;
}

#bt-wrap {
	width: 100%;
	height: auto;
    margin: 0;
    
    display: flex;
    display: -webkit-flex;
    
    flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
    
    justify-content: center;
    -webkit-box-pack: center;
}

#bt-wrap div {
    width: calc(100% / 5); /* 動画数 */
    height: 50px;
    margin: 0;
    display: block;
	box-sizing: border-box;
    
    font-weight: bold;
    font-style: normal;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    line-height: 1em;
    cursor: pointer;
}
#bt-wrap div {
    color: #000;
}
/*#bt-wrap div:nth-last-of-type(1) {
    width: 34%;
}*/

#bt-wrap div span {
    width: 100%;
    height: 100%;
    padding: 0;
	margin: 0;
	box-sizing: border-box;
    
    display: flex;
    justify-content: center;
    align-items: center;
    
    border-left:   2px solid #000;
    border-right:  2px solid #000;
    border-top:    2px solid #000;
    border-bottom: 2px solid #000;
    background: #fff;
    
    transition: all 0.12s linear;
}
#bt-wrap div:nth-last-of-type(-n+4) span { /* 動画数 -1 */
    border-left: none;
}
#bt-wrap div:hover span {
    color: #000;
}
#bt-wrap div.act span {
    background: #c20000;
    color: #fff;
}
#bt-wrap div a span {
    color: #000;
}


/* --------- < 600px > --------- */

@media (max-width: 600px) {

#bt-wrap div {
    width: 100%;
	height: 36px;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}
#bt-wrap div:nth-last-of-type(-n+4) span { /* 動画数 -1 */
    border-left: 2px solid #000;
    border-top: none;
}

}