body {
    overflow: hidden;
    background-color: black;
}

div.panel_main {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: black;
}

div.panel_control {
    position: fixed;
    top: 2px;
    bottom: 2px;
    right: 0px;
    width:520px;
    background-color: transparent;
    border: none;
}

div.panel_scrollable {
    overflow-y: auto;
    overflow-x: hidden;
}

div.panel_visible {
    background-color: #303636;
    border: 0.5px solid #3c4444;
}

div.panel_container {
    position: fixed;
    top: 2px;
    bottom: 2px;
    left: 0px;
    right: 522px;
}

div.panel_formula {
    position: relative;
    margin-right: 10px;
    width: 100%; 
    height: 110px;
}

div.panel_control_data_1 {
    position: fixed;
    top: 42px;
    bottom: 2px;
    right: 0px;
    width: 520px;
    overflow-y: auto;
    overflow-x: hidden;
    margin: 0px;
}

div.panel_control_data_2 {
    position: fixed;
    top: 42px;
    bottom: 256px;
    right: 0px;
    width:518px;
    overflow-y: hidden;
    overflow-x: hidden;
    background-color: #303636;
    border: 0.5px solid #3c4444;
}

div.panel_control_header {
    position: fixed;
    top: 2px;
    right: 0px;
    width:518px;
    height: 36px;
    margin: 0px;
}

div.panel_control_footer {
    position: fixed;
    bottom: 2px;
    right: 0px;
    width:518px;
    height: 250px;
}

label.label_vertical{
	padding-left: 15px;
    text-indent: -15px;
}

.label_normal{
    color: white;
    display: block;
    font-family: Arial, Helvetica, sans-serif;
    font-size: medium;
}

.label_small{
    color: white;
    display: contents;
    font-family: Arial, Helvetica, sans-serif;
    font-size: x-small;
}

span.label_hint{
    color: #73dda8;
    text-indent: -15px;
    font-family: Arial, Helvetica, sans-serif;
    font-size: small;
}

span.label_info{
    color: #9ea9be;
    text-indent: 0px;
    font-family: Arial, Helvetica, sans-serif;
    font-size: small;
}

span.email_info{
    color: white;
    text-indent: 0px;
    font-family: Arial, Helvetica, sans-serif;
    font-size: medium;
}

input.input_box{
    vertical-align: bottom;
    box-sizing : border-box;
}

div.panel_vertical_gap {
    position: relative;
    width: auto;
    height: 2px;
}

div.panel_vertical_stack {
    vertical-align: middle;
}
    
div.panel_menu {
    background-color: #303636;
    border: 0.5px solid #3c4444;
    position: fixed;
}

div.panel_info {
    background-color: #303636;
    border: 0.5px solid #3c4444;
}

div.panel_background {
    background-color: #303636;
    border: 0.5px solid #3c4444;
}

img.img_background {
    position: fixed;
    vertical-align: top;
    color: none;
    background:none;
    border: none;
    top: 140px;
    right: 20px;
}


img.glyph_button {
    position: absolute;
    width: 20px;
    height: 20px;
    padding: 3px;
    border-radius: 3px;
    border-style: solid;
    border-color: transparent;
    border-width: 0.1px;
}

img.glyph_button:hover {
    background-color: #545f5f;
    border-color: #788787;
}

a.action_link {
    position: absolute;
    background-clip: content-box;
    background-size: cover;
}

img.action_link {
    position: relative;
    width: 20px;
    height: 20px;
    padding: 3px;
    border-radius: 3px;
    border-style: solid;
    border-color: transparent;
    border-width: 0.1px;
}

img.action_link:hover {
    background-color: #545f5f;
    border-color: #788787;
}

span.action_link {
    position: absolute;
    top: 80px;
    display: block;
    text-align: center;
    width: 80px;
    font-family: "arial";
    font-size: 11px;
    color: white;
}

a.menu_link {
    position: absolute;
    background-clip: content-box;
    background-size: cover;
}

img.menu_link {
    position: relative;
    width: 64px;
    height: 64px;
    padding: 3px;
    border-radius: 3px;
    border-style: solid;
    border-color: transparent;
    border-width: 0.1px;
}

img.menu_link:hover {
    background-color: #545f5f;
    border-color: #788787;
}

span.menu_link {
    position: absolute;
    top: 80px;
    display: block;
    text-align: center;
    width: 80px;
    font-family: "arial";
    font-size: 12px;
    color: white;
}

canvas.canvas_graphic {
    position: absolute;
    width: 800px;
    height: 800px;
}

div.panel_article
{
	background-color: transparent;
}

h2 {
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: bold;
    font-size: 16pt;
    color: #ffffff;
    text-shadow: none;
}

h3 {
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 14pt;
    color: #ffffff;
}

mo, mi, mrow, msup, mfrac, msqrt, msub {
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 13pt;
    color: #ffffff;
    text-shadow: none;
}

mtext {
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: normal;
    text-decoration: underline;
    font-size: 13pt;
    color: #ffffff;
    text-shadow: none;
}

span.equation {
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 13pt;
    color: #ffffff;
    text-shadow: none;
}

img.article_image {
    left: 10px;
    top: 10px;
    width: 420px;
    height: 420px;
}

div.article_description {
    top: 10px;
}

.centered {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
}

div.keypad_button {
    position: absolute;
    width: 72px;
    height: 72px;
    background:transparent;
    padding: 0px;
    border-radius: 3px;
    border-style: solid;
    border-color: #bbc3c3;
    border-width: 0.5px;
}

div.keypad_button:hover {
    border-width: 3px;
    background-color: #3c4444;
    border-color: #339cff;
    margin: -2px;
}

span.keypad_button {
    position: absolute;
    background-clip: content-box;
    background-size: cover;
    background: none;
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 13pt;
    color: #ffffff;
}

textarea {
    resize: none;
    box-sizing : border-box;
    vertical-align: bottom;
    font-family: Arial, Helvetica, sans-serif;
    font-style: normal;
    font-weight: lighter;
    font-size: 12pt;
}