.single_page {
  display: block;
  grid-area: areaA;
  width: 94%;
  text-align: left;
  margin-left: 3%;
  margin-right: 3%;

  /*border: solid 5px green;
    */
}

.single_page .content {
  margin-top: 0px;
}

.single_page .tags {
  margin-left: 6px;
}

.single_page h1 {
  border-bottom: solid 1px #ddd;;    
  font-size: 23px;
  margin-left: 3px;
}

.single_page pre {
  width:100%;
  overflow-x:auto;
}

.single_page .katex{
  overflow-x:auto;
  overflow-y:hidden;
  padding: 4px;
}
.single_page .katex-display {
  display:block;
  width:100%;
  height:auto;
}

.single_page h2 {
  display: inline-block;
  text-align: center;
  border-bottom: solid 1px #ddd;    
  font-size: 20px;
  margin-left: 3px;
}

.single_page h3 {
  font-size: 18px;
  margin-left: 3px;
}
.single_page h3:before {
  content: "- "
}
.single_page h3:after {
  content: " -"
}
.single_page h4 {
  font-size: 18px;
  font-weight:normal;        
  margin-left: 3px;
}

.single_page img {
  margin: 0 15px 15px 0;
  width: 40vw;
}


.single-date-tags {
  display: table;
  border-collapse: separate;
  border-spacing: 3px 3px;
  position: relative;
  width: 100%;
  height: auto;
  text-align: right;
}


.single-date-tags p {
  text-align: left;
  float: left;
  padding-left: 4vw;
  margin: 0;
  color: #b0b0b0;
}

a.tagbutton {
  float:right;
  padding: 1px 4px 1px 4px;
  margin: 1px 7px 1px 5px;
  font-size: 10px;
  border-radius: 8px;
  transition: .4s;
  text-decoration: none;
  background-image: linear-gradient(45deg, gray 0%, gray 100%);
  border: solid 1px gray;
  color: white;
  transition: .4s;
}

a.tagbutton:hover {
  color:gray;
  border: solid 1px gray;
  background : white;
}

.single-title{
    margin-top: 0px;
    margin-bottom: 9px;
    padding-left: 6%;
    padding-right: 6%;
    width: 88%;
    height: auto;
    line-height:50px;
    
    font-size: 25px;
    font-weight:normal;        
    color: #1700ad;

    position: relative;
    text-align: left;

    background-color: #fff;
    border: solid 1px #ddd;
    border-radius: 10px;
}