app.css

body {
    background: #ECEFF1;
    color: rgba(0, 0, 0, 0.87);
    font-family: Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
}

#load {
    color: rgba(0, 0, 0, 0.4);
    text-align: center;
    font-size: 13px;
    vertical-align: bottom;
}

@media (max-width: 600px) {
    body, #message {
        margin-top: 0;
        background: white;
        box-shadow: none;
    }

    body {
        border-top: 16px solid #ffa100;
    }
}

#toolbar {
    display: inline-block;
    width: 100%;
}

#title-status {
    margin: 5px;
    float: left;
}

#sign-out {
    margin: 5px;
    float: right;
}

#name {
    width: 100%
}

#roll {
    width: 100%
}

#dm_q_wrapper {
    width: 100%;
    text-align: center;
    height: 100%;
}

#dm_q {
    width: 100%;
    display: inline-block;
    text-align: center;
}

#dm_no {
    margin: 10px;
}

#dm_yes {
    margin: 10px;
}

#room_code_wrapper {
    width: 100%;
    text-align: center;
}

#room_code {
    text-align: center;
}

#room_code_input_wrapper {
    text-align: center;
}

#submissions {
    text-align: center;
}

.mdl-layout-title > #sign-in-status {
    font-size: 0.8em;
}