body {
  background: #666;
  font-family: Arial,Helvetica,sans-serif;
  color: #333;
  padding: 0 10%;
}
h1 {
  background: #ccc;
  color: #000;
  border: #fff solid 1px;
  text-align: right;
  padding: 1ex;
}
p, ul, ol {
  padding: 1ex;
  margin: 1ex 0;
  border: #ccc solid 1px;
  background: #999;
  color: #333;
/*  display: table; */
}
ul, ol {
  margin-top: -1.1ex;
  border-top: #999;
  padding-left: 2em;
}
a, a:visited {
  font-weight: bold;
  color: #333;
}
a:hover, a:active {
  color: #000;
}
.covid19 {
  background: lightyellow;
  border: yellow;
  color: #333;
}