header {
    height: 170px;
    background-color: #93B5C9;
}

div{
    height: 250px;
    background-color: #AB2849;
    margin: 0 0 20px 0;
}
section {
    float: left;
    width: 80%;
    height: 150px;
    background-color: #AB2849;
    margin: 0 0 20px 0;
}
footer {
    clear: both;
    height: 100px;
    width: 95%;
    margin: 0 2.5% 10px 2.5%;
    background-color: #AB2849;
}