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

#application {
    position: relative;
    height: 100%;
    overflow: hidden;
}

.layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#background {
    background-image: url(../images/background.png);
}

#signal-strength-off {
    background-image: url(../images/signal_strength_off.png);
}

#signal-strength-on {
    display: -webkit-flex;
}

#signal-strength-on .resizable {
    background-image: url(../images/signal_strength_on.png);
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 50%;
    margin: auto;
    width: 70%;
    height: 70%;
}

#text {
    background-image: url(../images/text.png);
}

@-webkit-keyframes radar-rotation {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(359deg);
    }
}

#radar {
    background-image: url(../images/radar.png);
    -webkit-animation: radar-rotation 4s infinite linear;
}

#signal-direction-indicator {
    background-image: url(../images/signal_direction_indicator_on.png);
}

#signal-direction-indicator.off {
    background-image: url(../images/signal_direction_indicator_off.png);
}

#frame {
    background-image: url(../images/frame.png);
}

.hidden {
    display: none;
}

#value-number {
    position: absolute;
    left: 148px;
    top: 158px;
    width: 64px;
    height: 28px;
    color: #fff;
    text-align: center;
    font-size: 28px;
    line-height: 28px;
}

#value-unit {
    position: absolute;
    left: 164px;
    top: 185px;
    width: 32px;
    height: 28px;
    color: #fff;
    text-align: center;
    font-size: 21px;
    line-height: 28px;
}