pre{
    font-size: 1.5em
}

img {vertical-align: middle}

body {font-family: Tahoma, Geneva, sans-serif; margin: 1em 2em 1em 2em; font-size: 120%; line-height: 130%;}
h1, h2, h3, h4, h5, h6 {font-family: Trebuchet MS, Helvetica, sans-serif; font-weight: bold; line-height:100%; margin-top: 1.5em; margin-bottom: 0.5em;}
h1 {font-size: 2.6em; color: #000000;}
h2 {font-size: 2.2em; color: #404040;}
h3 {font-size: 1.8em; color: #707070;}
h4 {font-size: 1.4em; color: #909090;}
h5 {font-size: 1.3em; color: #989898;}
h6 {font-size: 1.2em; color: #9c9c9c;}
p, pre, blockquote, table, ul, ol, dl {margin-top: 1em; margin-bottom: 1em;}
ul ul, ul ol, ol ol, ol ul {margin-top: 0.5em; margin-bottom: 0.5em;}
li {margin: 0.3em auto;}
ul {margin-left: 2em; padding-left: 0.5em;}
dt {font-weight: bold;}
img {border: none;}
pre {border-left: 1px solid #ccc; margin-left: 2em; padding-left: 0.5em;}
blockquote {padding: 0.4em; background-color: #f6f5eb;}
th, td {border: 1px solid #ccc; padding: 0.3em;}
th {background-color: #f0f0f0;}
hr {border: none; border-top: 1px solid #ccc; width: 100%;}
del {text-decoration: line-through; color: #777777;}
.toc li {list-style-type: none;}
.todo {font-weight: bold; background-color: #f0ece8; color: #a03020;}
.justleft {text-align: left;}
.justright {text-align: right;}
.justcenter {text-align: center;}
.center {margin-left: auto; margin-right: auto;}
div.center > table {margin-left: auto; margin-right: auto;}
.tag {background-color: #eeeeee; font-family: monospace; padding: 2px;}

/* classes for items of todo lists */
.done0 {
    /* list-style: none; */
    background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAAxQAAAMUBHc26qAAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAAA7SURBVCiR7dMxEgAgCANBI3yVRzF5KxNbW6wsuH7LQ2YKQK1mkswBVERYF5Os3UV3gwd/jF2SkXy66gAZkxS6BniubAAAAABJRU5ErkJggg==);
    background-repeat: no-repeat;
    background-position: 0 .2em;
    padding-left: 1.5em;
}
.done1 {
    background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAAxQAAAMUBHc26qAAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAABtSURBVCiR1ZO7DYAwDER9BDmTeZQMFXmUbGYpOjrEryA0wOvO8itOslFrJYAug5BMM4BeSkmjsrv3aVTa8p48Xw1JSkSsWVUFwD05IqS1tmYzk5zzae9jnVVVzGyXb8sALjse+euRkEzu/uirFomVIdDGOLjuAAAAAElFTkSuQmCC);
    background-repeat: no-repeat;
    background-position: 0 .15em;
    padding-left: 1.5em;
}
.done2 {
    background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAAxQAAAMUBHc26qAAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAAB1SURBVCiRzdO5DcAgDAVQGxjAYgTvxlDIu1FTIRYAp8qlFISkSH7l5kk+ZIwxKiI2mIyqWoeILYRgZ7GINDOLjnmF3VqklKCUMgTee2DmM661Qs55iI3Zm/1u5h9sm4ig9z4ERHTFzLyd4G4+nFlVrYg8+qoF/c0kdpeMsmcAAAAASUVORK5CYII=);
    background-repeat: no-repeat;
    background-position: 0 .15em;
    padding-left: 1.5em;
}
.done3 {
    background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAAxQAAAMUBHc26qAAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAABoSURBVCiR7dOxDcAgDATA/0DtUdiKoZC3YhLkHjkVKF3idJHiztKfvrHZWnOSE8Fx95RJzlprimJVnXktvXeY2S0SEZRSAAAbmxnGGKH2I5T+8VfxPhIReQSuuY3XyYWa3T2p6quvOgGrvSFGlewuUAAAAABJRU5ErkJggg==);
    background-repeat: no-repeat;
    background-position: 0 .15em;
    padding-left: 1.5em;
}
.done4 {
    background-image: url(data:image/png;base64,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);
    background-repeat: no-repeat;
    background-position: 0 .15em;
    padding-left: 1.5em;
}

*:not(pre) > code {
    font-family: Monaco,"Courier New","DejaVu Sans Mono","Bitstream Vera Sans Mono",monospace;
    -webkit-border-radius: 1px;
    -moz-border-radius: 1px;
    border-radius: 1px;
    -moz-background-clip: padding;
    -webkit-background-clip: padding-box;
    background-clip: padding-box;
    padding: 0px 3px;
    display: inline-block;
    color: #52595d;
    border: 1px solid #ccc;
    background-color: #f9f9f9;
}