html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%
}

h1 {
    color: #181d3d !important;
}

#header {
    top: 0px;
    left: 0;
    right: 0px;
    height: 60px;
    width: 100%;
    color: #fff;
    border-color: #45c87f;
    background-color: #1d1d1d;
    position: absolute;
}

#main {
    top: 60px;
    left: 0;
    right: 0px;
    bottom: 0px;
    overflow: auto;
    position: absolute;
}

.logo {
    margin: 5px auto auto 5px;
    height: 50px;
}