/* top bubbles */
@media (max-width: 767px) {
	.tb-top-bubble .tb-caption {
		text-align: center;
	}
	.tb-top-bubble .tb-caption p:first-child {
		margin: 0;
	}
	.tb-top-bubble .tb-caption h5 {
		margin-top: 0;
	}
}
/* top button */
.tb-top-button .vc_btn3.vc_btn3-size-md.vc_btn3-style-outline,
.tb-top-button .vc_btn3.vc_btn3-size-md.vc_btn3-style-outline:hover {
	border-width: 1px;
	padding: 10px 40px;
}
/*
.tb-top-button .vc_btn3.vc_btn3-size-md.vc_btn3-style-outline:hover {
	color: black;
}
*/
/* bubble image */
@media (max-width: 767px) {
	.tb-top-bubble .tb-image img {
		max-height: 400px;
		margin: 20px 0;
	}
}
.tb-side-padding {
	padding-left: 10px;
	padding-right: 10px;
}

#picture-box-1 {
	background-image: url(//www.tabuchi-kaiun.co.jp/tbkuwp/wp-content/uploads/2017/01/history-1P.jpg);
	background-position: center 55%;
	background-size: cover;
	overflow: auto;
}
#picture-box-2 {
  background-image: url(//www.tabuchi-kaiun.co.jp/tbkuwp/wp-content/uploads/2017/01/history-2P.jpg);
  background-size: cover;
  background-position: center center;
	overflow: auto;
}
#picture-box-3 {
  background-image: url(//www.tabuchi-kaiun.co.jp/tbkuwp/wp-content/uploads/2017/01/history-3P.jpg);
	background-position: center center;
	background-size: cover;
	overflow: auto;
}
#picture-box-4 {
  background-image: url(//www.tabuchi-kaiun.co.jp/tbkuwp/wp-content/uploads/2017/01/history-4P.jpg);
	background-position: center 70%;
	background-size: cover;
	overflow: auto;
}
.tb-phone-number h3,
.tb-phone-number p {
	margin: 0;
}

#picture-box-1,
#picture-box-2,
#picture-box-3,
#picture-box-4 {
	position: relative;
	padding: 14px;
}
#picture-box-1 .tb-top-button,
#picture-box-2 .tb-top-button,
#picture-box-3 .tb-top-button,
#picture-box-4 .tb-top-button {
	margin-top: 30px;
}
#picture-box-1 div.tb-align-center-container,
#picture-box-2 div.tb-align-center-container,
#picture-box-3 div.tb-align-center-container,
#picture-box-4 div.tb-align-center-container {
	display: block;
  text-align: center;
}
#picture-box-1 p,
#picture-box-2 p,
#picture-box-3 p,
#picture-box-4 p {
	max-width: 400px;
	display: inline-block;
	margin-bottom: 0;
}

#picture-box-1 .tb-picture-box-inner,
#picture-box-2 .tb-picture-box-inner,
#picture-box-3 .tb-picture-box-inner,
#picture-box-4 .tb-picture-box-inner {
	position: relative;
	z-index: 10;
}
#picture-box-1 .tb-picture-box-overlay,
#picture-box-2 .tb-picture-box-overlay,
#picture-box-3 .tb-picture-box-overlay,
#picture-box-4 .tb-picture-box-overlay {
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	z-index: 1;
	opacity: 0.6;
	background: black;
	transition: opacity 400ms;
}
#picture-box-1:hover .tb-picture-box-overlay,
#picture-box-2:hover .tb-picture-box-overlay,
#picture-box-3:hover .tb-picture-box-overlay,
#picture-box-4:hover .tb-picture-box-overlay {
	opacity: 0.4;
}