body {
  font-family: georgia;
}

.hidden {
  visibility:hidden;
}

.container-narrow {
  margin: 0 auto;
  max-width: 700px;
}

.masthead {
  margin-bottom: 2em;
}
.brand {
  font-weight: bold;
  font-size: 1.17em;
  margin:1em 0;
}

h3 {
  margin-top:3em;
}

.post-list li {
  line-height: 170%;
}

.post .title {
  margin:0;
}
.post .date {
  color:#999;
  margin-bottom:1em;
}
.post .hd {
  margin-bottom:3em;
}
.post .bd {
  margin-bottom:5em;
}

#jsMath_button, #jsMath_message {
  display:none;
}

.worksheet {
  margin-bottom: 6em;
}
.worksheet label {
  margin-right: 2em;
}
.worksheet td {
  padding-right:1em;
}
.graphHolder {
  width:100%;
  height:300px;
}