themes-wordpress/karuna/assets/stylesheets/shared/_media.scss

img {
	height: auto; /* Make sure images are scaled correctly. */
	max-width: 100%; /* Adhere to container width. */
}

.page-content .wp-smiley,
.entry-content .wp-smiley,
.comment-content .wp-smiley {
	border: none;
	margin-bottom: 0;
	margin-top: 0;
	padding: 0;
}

/* Make sure embeds and iframes fit their containers. */
embed,
iframe,
object {
	max-width: 100%;
}

.wp-caption {
	margin-bottom: 1.6em;
	max-width: 100%;

	img[class*="wp-image-"] {
		@include center-block;
	}

	.wp-caption-text {
		font-style: italic;
		margin: 0.8075em 0;
	}
}

.wp-caption-text {
	text-align: center;
}

/*--------------------------------------------------------------
## Galleries
--------------------------------------------------------------*/
@import "galleries";