Answers for "image link in bootstrap 4"

image responsive bootstrap 4

<img class="img-fluid" src="" alt=""> //This will make your image responsive

bootstrap img src

<img src="..." class="rounded mx-auto d-block" alt="...">

How to insert an image in bootstrap 4

<img src="path to image" class="description" alt="Rounded Image">

bootstrap image size

.top1 {
    height:390px;
    background-color:#FFFFFF;
    margin-top:10px;
    overflow: hidden;
}

.top1 img {
    height:100%;
}