@charset "utf-8";

/* :::: 基本スライド枠 :::: */
.slideshow {
	position: relative;
	overflow: hidden;
	box-sizing: border-box;
	width: 100%;
  	height: 39vw;
	  max-height: 240px;
  	padding: 5px;
	align-items: center;
	z-index: 1;
	background: #fff;
}

/* :::::: slideContents :::::: */
.slideContents {
	position: relative;
	background: #fff;
	text-align: center;
	width: 100%;   /*画像範囲*/
	height: 100%;  /*画像範囲*/
	margin: 0;  /*余白*/
	padding: 0;
	overflow: hidden;
}
.slideContents section {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}
.slideContents section source, .slideContents section img{
  	margin-top: -100px;
  	width: 100%;
  	height: auto;
	box-sizing: border-box;
	opacity:initial;
}

/* :::::: mechanism :::::: */
.slideContents #slide1 {position: relative;}
.slideContents section {animation: autoplay 24s 0s infinite;}
@keyframes autoplay {
	0%{ opacity: 0;}
	8%{ opacity: 1;}
	22%{ opacity: 1;}
	30%{ opacity: 0;}
	100%{ opacity: 0;}
  }

  
.slideContents #slide1{animation-delay:0s;}
.slideContents #slide2{animation-delay:-18s;}
.slideContents #slide3{animation-delay:-12s;}
.slideContents #slide4{animation-delay:-6s;}

/* :::::: テロップ :::::: */
.slideContents section {opacity:0;}
.slideContents section .contents {
	position: absolute;
	top: 0;
	left: 0;
	max-width: 990px;
	width: 100%;
	height: 100%;
	padding:0;
	box-sizing: border-box;
	z-index: 30;
}
.slideContents section h2{
	position: absolute;
	z-index: 50px;
	bottom: 10px;
	margin: 0;
	color: transparent;
	text-shadow: #000 2px 2px 0;
	width:50%;
	background: linear-gradient(90deg,rgba(30,30,30,0.6)70%,rgba(0,0,0,0) );
	padding: 12px 50px;
	opacity: 0;
	animation: 6s running slidein1 infinite;
	transform: translateY(10px);
}
.slideContents section h2 {
	text-align: left;
	font-size: 20px;
	font-weight: bold;
	color: #fafafa;
	opacity: 0;
}
@keyframes slidein1 {
	0%{opacity: 0;}	
	13%{opacity: 1;transform: translateY(0);}
	90%{opacity: 1;transform: translateY(0);}
	98%{opacity: 0;transform: translateY(0);}
	100%{opacity: 0;transform: translateY(10);}
}

/* :::: 文字アンダーライン :::: */
.border{
  position: relative;
  font-size: 18px;
}
.border:before{
  content: '';
  position: absolute;
  left: 0;
  bottom:10%;
  border-bottom: solid 1.6px rgba(255,255,255,0.7);
  animation: border_anim 6s linear infinite;
}
@keyframes border_anim {
  0%{ width: 0%;}
  100%{ width: 100%;}
}

/* :::: media queary :::: */
@media only screen and (max-width:640px) {
	.slideContents section img { margin-top: -40px;}
	.slideContents section h2 { font-size: 16px; padding: 2%; padding-left: 1em;}
}

.inb{display: inline-block;}