* {
  box-sizing: border-box;
}

body {
  background-color: #171717;
  color: #cccccc;
  font-family: Georgia;
}

.header {
  padding: 10px;
  text-align: center;
  background-color: #28212b;
  border: 6px double black;
  margin-top: 15px;
}

.nav {
  overflow: hidden;
  background-color: #28212b;
  border: 6px double black;
  font-size: 1.2em;
  margin-top: 15px;
  text-align: center;
}

.sidenav {
  overflow: hidden;
  background-color: #28212b;
  border: 6px double black;
  margin-top: 15px;
  text-align: center;
}

.nav a:link, a:visited {
  color: #cccccc;
  padding: 8px 10px;
  text-decoration: none;
  display: inline-block;
}

.nav a:hover {
  background-color: #7d517d;
  color: #e9e1ea;
}

.nav h1, h2, h3 {
  font-size: 1em;
}

.column {
  display: block;
  width: 80%;
}

.leftcolumn {   
  float: left;
  width: 15%;
}

.rightcolumn {
  float: left;
  width: 64%;
  margin-left: 1%;
}

.row::after {
  content: "";
  display: table;
  clear: both;
}

.row {
  display: flex;
  justify-content: center;
}

.container {
  background-color: #28212b;
  padding: 15px;
  margin-top: 15px;
  border: 6px double black;
  overflow: hidden;
}

a:link, a:visited {
  color: #cccccc;
}

a:hover {
  color: #dddddd;
  text-decoration: underline;
}

ul {
  text-align: left;
}

th {
  text-align: left;
  width: 20%;
}

table, th, td {
  border: 3px double black;
  border-collapse: collapse;
  padding: 15px;
}

table {
  width: 100%;
}

@media screen and (max-width: 800px) {
  .row, .column, .leftcolumn, .rightcolumn, .wlcolumn, .wrcolumn {   
    width: 100%;
    margin: 0;
    padding: 0;
    display: block;
  }
}

@media screen and (max-width: 800px) {
  .welcome img, .blog img {   
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-top: auto;
    float: none;
  }
}

@media screen and (max-width: 800px) {
  .welcome {
    position: sticky;
    top: 2%;
    margin: 0;
    width: 90%;
  }
}