Answers for "responsive images in bootstrap"

bootstrap responsive images tutlane

<img src="fox.png" class="img-fluid" />

bootstrap Image thumbnails

In addition to our border-radius utilities, you can use 
.img-thumbnail to give an image a rounded 1px border appearance.

<img src="..." alt="..." class="img-thumbnail">

responsive svg with bootstrap

.svg-content { 
	display: inline-block;
	position: absolute;
	top: 0;
	left: 0;
}