* {
	margin: 0;
	padding: 0;
	font-family: verdana;
}
.introduction {
    margin-top: 2rem;
    margin-left: 2rem;
}

.section1 {
    margin-top: 2rem;
    margin-left: 3rem;
}
.section2 {
    margin-top: 2rem;
    margin-left: 3rem;
}
.section3 {
    margin-top: 2rem;
    margin-left: 3rem;
}