#demo_panel td {
    padding-left: 0;
    vertical-align: middle;
}

#demo_panel table,
img {
    margin: 0;
}

#demo_panel {
    margin: 0 auto;
    width: 600px;
    height: 340px;
    background-color: #000066;
}

#grpah_panel {
    width: 100%;
    height: 100%;
    color: #ffffff;
    font-size: 16px;
}

#dim_left {
    position: relative;
    width: 120px;
}

#dim_spot {
    position: absolute;
    z-index: 2;
    top: 4px;
    left: 10px;
}

#dim_beam {
    top: 64px;
    left: 16px;
    opacity: 0;
}

.dim_graph {
    position: relative;
    height: 90px;
}

#dim_image1,
#dim_image2 {
    z-index: 1;
}

.center_line {
    z-index: 3;
    margin: 0;
    top: 45px;
    height: 1px;
    width: 359px;
    background-color: #ffff00;
    border: none;
}

.dim_angle {
    z-index: 2;
    width: 90px;
    height: 90px;
    background-color: #000066;
}

#dim_a1 {
    left: 0;
}

#dim_a2 {
    left: 90px;
}

#dim_a3 {
    left: 180px;
}

#dim_a4 {
    left: 270px;
}

#dim_msg {
    padding-right: 8px;
    text-align: right;
    color: #ffff00;
}

.bit_graph {
    position: absolute;
    top: 0;
    width: 10px;
    height: 100px;
    background-color: #0066cc;
}

#fader_panel {
    position: relative;
    width: 70px;
    height: 340px;
    background-color: #6699ff;
}

#fader_knob {
    z-index: 3;
    left: 22px;
}

#fader_scale {
    z-index: 2;
}

#dim_beam,
#dim_image1,
#dim_image2,
.center_line,
.dim_angle,
#fader_knob,
#fader_scale {
    position: absolute;
}

#dim_image1,
#dim_image2,
#fader_scale {
    left: 0;
}

#dim_image2,
.dim_angle,
#fader_scale {
    top: 0;
}

#fader_panel,
#fader_knob,
#fader_scale {
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
}