How to set an element to viewport but still scroll

Question

I am working on a project. I am struggling to set the height of the welcome section to the viewport and scroll to see rest of page. Code below.
.welcome {
Background-color: #fffff;
Height: 100vh;
Width: 100%;
}

Answer 1

Try add
overflow:scroll;

Answer 2

I will give that a try.
Thanks, didn't think of that