/** flex classes: **/

.row,
.row_wrap,
.column,
.column_wrap {
  display: flex;
  flex: 1 1 auto;
}

.row {
  flex-flow: row nowrap;
}

.row_wrap {
  flex-flow: row wrap;
}

.column {
  flex-flow: column nowrap;
}

.column_wrap {
  flex-flow: column wrap;
}

.flex_center {
  justify-content: center;
}

.flex_start {
  justify-content: flex-start;
}

.flex_end {
  justify-content: flex-end;
}

.flex_justify {
  justify-content: space-between;
}

.flex_grow {
  flex: 1 1 auto;
}

.flex_no_grow {
  flex: 0 1 auto;
}

/** body: **/

body {
  background-color: #938b9a;;
  margin: 0;
  padding: 0;
  font-family: "open Sans", "Arial", "Helvetica", sans-serif;
}

/** headers: **/

h4 a {
  text-decoration: none;
}

/** main container: **/

.container {
  min-height: 100vh;
  max-width: 1850px;
  margin: auto;
}

/** header: **/

.header {
  background-color: #0030a2;
  height: 5.5em;
  box-shadow: 0 0.4em 0.8em 0 rgba(0, 0, 0, 0.2),
              0 0.6em 2em 0 rgba(0, 0, 0, 0.19);
  margin-bottom: auto;
}

.header_image {
  max-height: 4em;
  margin: 1em;
  margin-bottom: 0.5em;
}

.header a {
  color: #80c41c;
  text-decoration: none;
}

@media only screen and (min-width: 1800px) {
  .header {
    margin-top: 0.4em;
    margin-left: 0.3em;
    margin-right: 0.3em;
    border-radius: 1.1em 1.1em 0em 0em;
  }
}

.header_text {
  color: #ffffff;
  font-family: Roboto, sans-serif;
  font-size: 1.7em;
  margin-left: 0em;
  margin-right: 0.2em;
  margin-top: auto;
  margin-bottom: 0.4em;
  flex-basis: 90%;
}

@media only screen and (max-width: 850px) {
  .header_text {
    font-size: 1.4em;
  }
}

@media only screen and (max-width: 500px) {
  .header_text {
    display: none;
  }
}

/** navigation links: **/

.header_navigation {
  color: #ffffff;
  font-size: 1.2em;
  font-weight: bold;
  margin-top: 2.5em;
  margin-right: 1.5em;
  text-align: right;
  text-wrap: nowrap;
}

@media only screen and (max-width: 550px) {
  .header_navigation {
    margin-right: 0.5em;
  }
}

.header_navigation a,
.header_navigation a:visited {
  color: #9999cc;
  font-weight: bold;
  text-decoration: none;
}

.header_navigation a:hover {
  color: #ccccff;
}

/** content: **/

.content {
  color: #000000;
  background-color: #ffffff;
  margin-top: 0.3em;
  margin-bottom: 0.3em;
  box-shadow: 0 0.4em 0.8em 0 rgba(0, 0, 0, 0.2),
              0 0.6em 2em 0 rgba(0, 0, 0, 0.19);
}

@media only screen and (min-width: 1800px) {
  .content {
    margin-left: 0.3em;
    margin-right: 0.3em;
  }
}

.content a,
.content a:visited {
  color: #ffffff;
}

/** text: **/

.content_text {
  margin-left: 2em;
  margin-right: 2em;
  margin-bottom: 1em;
  max-width: 49em;
  padding-right: 0.8em;
  padding-bottom: 3em;
}

.content_text a,
.content_text a:visited {
  color: #ffffff;
}

/** plots: **/

.content_plots {
  margin: 0.5em;
  min-height: 35em;
}

.content_plot {
  margin: 0.5em;
  min-height: 35em;
  max-width: 49%;
  flex-basis: 33%;
}

@media only screen and (max-width: 900px) {
  .content_plot {
    min-height: 30em;
    max-width: 99%;
    flex-basis: 51%;
  }
}

/** footer: **/

.footer {
  background-color: #3c3c3c;
  height: 3.5em;
  margin-top: auto;
  box-shadow: 0 0.4em 0.8em 0 rgba(0, 0, 0, 0.2),
              0 0.6em 2em 0 rgba(0, 0, 0, 0.19);
}

.footer_logo {
  -webkit-filter: grayscale(100%);
  filter: grayscale(100%);
  max-height: 3em;
  margin: 0.25em;
  margin-left: 0.5em;
  margin-right: 0.5em;
}

@media only screen and (min-width: 1800px) {
  .footer {
    margin-bottom: 1em;
    margin-left: 0.3em;
    margin-right: 0.3em;
    border-radius: 0em 0em 0.5em 0.5em;
  }
}

@media only screen and (max-width: 650px) {
  .footer {
    flex: 1 1 auto;
    max-height: 2.5em;
    min-height: 2.5em;
  }
  .footer_logo {
    max-height: 2em;
  }
}

.footer_item {
  display: inline-block;
}

@media only screen and (max-width: 330px) {
  .footer_item_hide {
    display: none;
  }
}

.footer_links {
  flex-basis: 99%;
  text-align: center;
}

.footer_link {
  color: #fdfdfd;
  text-decoration: none;
}

/** buttons: **/

/* remove outlines from active buttons: */
button, button:focus, button:active {
  outline: 0;
}
:focus {outline:none;}
::-moz-focus-inner {border:0;}