.bt_bb_image {
	display: block;
	overflow: hidden;
	> a, > span {
		display: block;
		line-height: 0;
		box-shadow: none !important;
	}
	img {
		display: block;
		margin: 0;
		line-height: 0;
		max-width: 100%;
		height: auto;
	}
	&.bt_bb_shape_square {
		border-radius: 0;
		img {border-radius: 0;}
		.bt_bb_image_content {border-radius: 0;}
	}
	&.bt_bb_shape_hard-rounded {
		border-radius: 50%;
		img {border-radius: 50%;}
		.bt_bb_image_content {border-radius: 50%;}
		.bt_bb_image_content_flex  {border-radius: 50%;}
	}
	&.bt_bb_shape_soft-rounded {
		border-radius: 5px;
		img {border-radius: 5px;}
		.bt_bb_image_content {border-radius: 5px;}
		.bt_bb_image_content_flex  {border-radius: 5px;}		
	}
	/* Aligment */
	:leftAlignSelector {
		float: left;
	}
	:leftAlignSelector   {
		+ .bt_bb_image {
			margin-left: 1em;
		}
	}
	:rightAlignSelector {
		float: right;
	}
	:rightAlignSelector {
		+ .bt_bb_image {
			margin-right: 1em;
		}
	}
	:centerAlignSelector {
		float: none;
		display: inline-block;
		margin-bottom: -.5em;
	}
	:centerAlignSelector {
		+ .bt_bb_image {
			margin-left: 0.5em;
			margin-right: 0.5em;
		}
	}
	&:any(.bt_bb_hover_style_zoom-in,.bt_bb_hover_style_to-grayscale,.bt_bb_hover_style_from-grayscale) {
		> a, > span {
			display: block;
		}
	}
	/* Hover style - zoom in, grayscale, flip */
	&.bt_bb_hover_style_ {
		&zoom-in, &to-grayscale, &from-grayscale, &zoom-in-from-grayscale, &zoom-in-to-grayscale {
			img {
				transition: transform 650ms ease-in-out, filter 650ms ease-in-out;
			}
		} 
		&zoom-in, &zoom-in-to-grayscale, &zoom-in-from-grayscale {
			img {
				transform: scale3d(1,1,1);
			}
			&:hover img {
				transform: scale3d(1.1,1.1,1.1);
			}
		}
		&to-grayscale, &zoom-in-to-grayscale {
			img {
				filter: grayscale(0%);
			}
			&:hover img {
				filter: grayscale(100%);
			}
		}
		&from-grayscale, &zoom-in-from-grayscale {
			img {
				filter: grayscale(100%);
			}
			&:hover img {
				filter: grayscale(0%);
			}
		}
		&flip {
			perspective: 350px;
			perspective-origin: 50% 50%;
			transform-origin: 50% 50%;
			overflow: visible;
			> a, > span {
				transition: transform 650ms ease-in-out, filter 650ms ease-in-out;
			}
			&:hover > a, &:hover > span {
				transform-style: preserve-3d;
				transform: rotateY(-180deg);
			}
		}
		&scroll {
			height: 300px; 
			overflow: hidden;
			img  {
				transform:translateY(0);
				transition: transform 5000ms ease-in-out-quad;
				.bt_bb_image_scroll_speed_5000& {
					transition: transform 5000ms ease-in-out-quad;
				}
				.bt_bb_image_scroll_speed_4000& {
					transition: transform 4000ms ease-in-out-quad;
				}
				.bt_bb_image_scroll_speed_3000& {
					transition: transform 3000ms ease-in-out-quad;
				}
				.bt_bb_image_scroll_speed_2000& {
					transition: transform 2000ms ease-in-out-quad;
				}
				.bt_bb_image_scroll_speed_1000& {
					transition: transform 1000ms ease-in-out-quad;
				}
			}
			&:hover img {
				transform:translateY( calc(-100% + 300px) );
			}
		}
	}
	/* Content within image */
	&.bt_bb_content_exists {
		position: relative;
		.bt_bb_image_content {
			pointer-events: none;
			position: absolute;
			left: 0;
			top: 0;
			right: 0;
			bottom: 0;
			.bt_bb_image a, .bt_bb_image span {
				display: inline-block;
				line-height: 0;
			}
			.bt_bb_image_content_flex {
				position: absolute;
				left: 0;
				top: 0;
				right: 0;
				bottom: 0;
				display: flex;
				align-items: center;
				overflow: hidden;
				padding: 1em;
				.bt_bb_image_content_inner {
					width: 100%;
					display: block;
					* {
						pointer-events: all;
					}	
				}
				.bt_bb_content_align_middle& {
					align-items: center;
				}
				.bt_bb_content_align_bottom& {
					align-items: flex-end;
				}
				.bt_bb_content_align_top& {
					align-items: flex-start;
				}
			}
		}
	}
	/* Showing and hiding the content */
	&.bt_bb_content_display_ {
		&show-on-hover .bt_bb_image_content {
			opacity: 0;
			transition: transform 650ms ease-in-out, opacity 650ms ease-in-out;
			transform: scale3d(1,1,.99);
		}
		&hide-on-hover .bt_bb_image_content {
			opacity: 1;
			transition: transform 650ms ease-in-out, opacity 650ms ease-in-out;
			transform: scale3d(1,1,1);
		}
		&show-on-hover:hover .bt_bb_image_content {
			transform: scale3d(1,1,1);
			opacity: 1;
		}
		&hide-on-hover:hover .bt_bb_image_content {
			opacity: 0;
			transform: scale3d(1,1,.99);
		}
	}
	/* Showing and hiding the content - FLIP special case */
	&.bt_bb_hover_style_flip.bt_bb_content_display_ {
		&always {
			.bt_bb_image_content {
				transform: rotateY(0deg);
				transition: transform 650ms ease-in-out;
				:hover& {
					transform: rotateY(-180deg);
				}
			}
		}
		&show-on-hover {
			> a, > span {
				transition: transform 650ms ease-in-out;
			}
			&:hover > a, &:hover > span {
				transform: rotateY(-180deg);
			}
			.bt_bb_image_content {
				transform: rotateY(180deg);
				transition: transform 650ms ease-in-out, opacity 650ms ease-in-out;
			}
		}
		&show-on-hover:hover {
			.bt_bb_image_content {
				transform: rotateY(0deg);
			}
		}
		&hide-on-hover {
			> a, > span {
				transition: transform 650ms ease-in-out;
				transform: rotateY(180deg);
			}
			&:hover > a, &:hover > span {
				transform: rotateY(0deg);
			}
			.bt_bb_image_content {
				transform: rotateY(0deg);
				transition: transform 650ms ease-in-out, opacity 650ms ease-in-out;
			}
		}
		&hide-on-hover:hover {
			.bt_bb_image_content {
				transform: rotateY(-180deg);
			}
		}
	}
}