html, body, .wrapper, .content-wrapper, .main {
    width: 100%;
    height: 100%;
}

.jumbotron {
    height: 100%;
    background: url("/assets/login_background.jpg?ver=1.1") center no-repeat;
    background-size: cover;
    margin: 0;
}

.panel {
    background-color: rgba(0, 0, 0, 0.55) !important;
}

.panel-default {
    border-color: transparent;
}

.panel-heading {
    background: none !important;
    border-color: transparent !important;
    color: white !important;
}

.panel-body {
    color: white;
}