html,body {
    height:100%;
    background-size: cover;
    font-family: 'Open Sans', sans-serif;
}
#mainsection {
    background-color: #168ccc;
    color:#dedeff;
}
h2 {
    font-weight: 700;
    color:#eaeaff;
}
h3 {
    color:#e5e5ff;
}
section {
    padding-top:50px;  
    padding-bottom:50px; 
    min-height:calc(100% - 1px);
}