body {
  margin: 0;
  padding: 1rem 1rem 0;
  text-align: center;
  font-family: ui-monospace, monospace;
  background: #000;
  color: #fff;
}
pre {
    display: inline-block;
    margin: 0;
    text-align: left;
    font: 11px/1.05 ui-monospace, monospace;
}
p {
    margin: 1rem 0;
}
table {
    margin: 0 auto;
    border-collapse: collapse;
}
th, td {
    padding: 0.25rem 1.5rem;
    text-align: center;
}
.incident {
  display: inline-block;
  max-width: 42rem;
  margin: 1rem 0;
  text-align: left;
}
.incident p,
.incident ul {
  margin: 0.75rem 0;
}
.incident[hidden] {
  display: none;
}
button {
  margin: 2rem 0;
  padding: 0.6rem 1.2rem;
  font: inherit;
  color: #fff;
  background: #000;
  border: 1px solid #fff;
  cursor: pointer;
}
input {
  font: inherit;
  color: #fff;
  background: #000;
  border: 1px solid #fff;
  padding: 0.6rem 1.2rem;
}
html.logged-in .incident,
html.logged-in p:has(#join) {
  display: none;
}
html.logged-in #operation {
  display: inline-block;
  max-width: 42rem;
  margin: 1rem 0;
  text-align: left;
}
#operation p,
#operation ul {
  margin: 0.75rem 0;
}
#flag-form {
  text-align: center;
}
#logout {
  display: block;
  margin: 2rem auto;
}