html, body {
    font-family: "Helvetica Neue", Helvetica, sans-serif;
    height: 100%;
    height: 600px;
}

#scale {
    width: 600px;
    height: 30px;
    margin-top: 10px;
    background: linear-gradient(to right, blue, black, red);
}

h1 {
    margin-bottom: 0;
    margin-top: 0;
}

.indicator {
    color: white;
    padding: 4px;
}

#left {
    float: left;
}

#right {
    float: right;
}

#selection {
    font-size: inherit;
    background: transparent;
    -webkit-appearance: none;
    padding: 1px;
}

#help {
    font-size: 9pt;
    vertical-align: super;
    cursor: pointer;
}


/* Modal */

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0, 0, 0);
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
}

.modal-desc {
    display: none;
}

.leave-desc {
    display: block;
    /* Visible by default */
}

#source {
    display: block;
}