.flex
{
    display: flex;
}

.my-100
{
    margin: 100px 0;
}

.fs-40
{
    font-size: 40px;
}

.btn
{
    padding: 5px 10px;
    box-sizing: border-box;

    text-decoration: underline;

    background: none;
	color: white;
	border: none;
	font: inherit;
	cursor: pointer;
	outline: inherit;

    position: relative;
}