body {
    font-family: "Fira Sans", "Arial", sans-serif;
    background: #eee;
}

.navigation, .conferences, .conference, .session, .paper {
    background: #fff;
    border-radius: 3px;
    box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.26);
    padding: 15px;
    margin: 15px;
    transition: box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navigation:hover, .conferences:hover, .conference:hover, .session:hover, .paper:hover {
    box-shadow: 0 5px 17px 0 rgba(0, 0, 0, 0.2);
    transition: box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

h1, h2, h3 {
    margin: 0;
}

h5, h6, p {
    font-size: 15px;
    margin: 0;
}

.conference {
    background: #E8EAF6;
}

.session {
    background: #C5CAE9;
}

.paper {
    background: #9FA8DA;
}