.MainFlexContainer
{
	box-sizing: border-box;
	margin:0;
	padding: 0;
	height: 100vh;
	width: 100vw;
	overflow: hidden;
	background-color: red;
}
.SubFlexContainer
{
    box-sizing: border-box;
	display: flex;
	flex-direction: column;
	margin:0;
	padding: 0;
	height: 100%;
	width: 100%;
	overflow: auto;
	background-color: green;
}
.MainBody
{
    box-sizing: border-box;
    display: flex;
    flex: 1;
    flex-direction: column;
    justify-content: center; 
    align-content: center;
    align-items: center;
    background-color: var(--Body-BG);
    color: var(--Body-Color);
    margin: 0;
    padding: 0;
    width: 100%;
    border: 1px solid #ccc;
    box-shadow: 0px 0px 5px black; 
}










@media only screen and (min-width: 1000px) 
{

}