body {
    width: 90%;
    max-width: 960px;
    margin: auto;
    line-height: 150%;
    font-family: "Arial", "Helvetica", sans-serif;
    color: #333;
    padding: 1%;
    font-size: 1em;
}

a {
    color: #004d66;
}

a:visited {
    color: #66005e;
}

h1 {
    font-size: 2em;
}

h2 {
    font-size: 1.4em;
    margin-top: 2em;
}

h3 {
    font-size: 1.1em;
    margin-bottom: -0.25em;
}

h4 {
    font-size: 1.05em;
    margin-bottom: -0.5em;
}

hr {
    height: 1px;
    border: 0;
    background-color: grey;
    margin-top: 1.5em;
    margin-bottom: 1.5em;
    margin-left: 1%;
    margin-right: 1%;
}

ol, ul {
    margin-left: 2.5%;
}

li {
    padding-bottom: 0.2em;
}

canvas {
    position: absolute;
}

input, label {
    vertical-align: middle;
    padding-left: 1em;
    padding-top: 0.1em;
    padding-bottom: 0.1em;
}

input {
    grid-column: 1;
    align-self: center;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

input[type="range"] {
    width: 80%;
    padding-left: 0;
}

label {
    grid-column: 2;
}

fieldset {
    border-color: lightgrey;
    border-width: thin;
}

legend {
    padding-left: 0.5em;
    padding-right: 0.5em;
}

form {
    margin-left: 2.5%;
    margin-right: 20%;
    margin-bottom: 2em;
    margin-top: 2em;
}

#stage {
    width: 512px;
    height: 512px;
    position: relative;
    border: 2px solid black;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 2em;
}

#activity-layer { z-index: 4; }
#probe-layer { z-index: 3; }
#cell-layer { z-index: 2; }
#background-layer { z-index: 1; }


table {
    width: 70%;
    margin-left: auto;
    margin-right: auto;
    border-collapse: collapse;
    margin-top: 2em;
    margin-bottom: 2em;
}

caption {
    font-style: italic;
}

td, th {
    border-style: solid;
    border-width: 1px;
    padding: 3px;
    text-align: center;
}

#cellTypeSetting {
    display: grid;
    grid-template-columns: 10% 90%;
}

#probeTypeSetting {
    display: grid;
    grid-template-columns: 10% 90%;
}

#probePropertySetting {
    display: grid;
    grid-template-columns: 65% 35%;
}

#cellSimSettings {
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 2em;
    margin-top: 2em;
}

code,
kbd,
samp,
pre {
    font-family: SFMono-Regular, Consolas, 'Liberation Mono', Menlo, Courier, monospace;
}

form {
    margin-left: 5%;
    margin-right: 5%;
}

#brightnessStage {
    width: 512px;
    height: 256px;
    position: relative;
    border: 4px solid blue;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 0em;
}

#brightnessStage:focus-within {
    border: 4px solid black;
}


#plotStage {
    width: 788px;
    height: 420px;
    position: relative;
    border: 0px solid black;
    display: block;
    margin-left: auto;
    margin-right: auto;
    padding: 2em;
}

canvas { position: absolute; }

#comparison-layer { z-index: 2; }
#background-layer { z-index: 1; }


#fitSettings {
    display: grid;
    grid-template-columns: 90% 10%;
}

#resultsSettings {
    margin-left: 10%;
    margin-right: 10%;
    margin-bottom: 2em;
    margin-top: 0em;
}

dl {
    border-left: solid;
    border-color: grey;
}