oasis/public/style.css

html {
  align-items: center;
  display: flex;
  font-family: system-ui, 
  -apple-system, BlinkMacSystemFont, 
  "Segoe UI", "Roboto", "Oxygen", 
  "Ubuntu", "Cantarell", "Fira Sans", 
  "Droid Sans", "Helvetica Neue", sans-serif;
  font-size: 12pt;
  justify-content: center;
  line-height: 1.5;
  margin: 0;
  padding: 0;
}

/* https://www.desmos.com/calculator/3elcf5cwhn */
h1 { font-size: 150%; }
h2 { font-size: 128%; }
h3 { font-size: 120%; }
h4 { font-size: 116%; }
h5 { font-size: 113%; }
h6 { font-size: 111%; }

h1, h2, h3, h4, h5, h6 {
  margin: 0.5em 0;
}

pre {
  overflow-x: auto;
}

.message img {
  max-width: 100%;
}

.message > :first-child {
  margin-top: 0;
  padding-top: 0;
}

.message > :last-child {
  margin-bottom: 0;
  padding-bottom: 0;
}

.message code {
  color: hsl(330, 75%, 50%)
}

.message pre code {
  color: inherit;
}

@media screen {
  html {
    min-height: 100%;
    background: hsl(240, 100%, 99%);
  }
  body {
    max-width: 40rem;
    padding: 1.5rem;
  }
}

.message {
  background: #fff;
  padding: 1.5rem;
  margin: 1rem 0;
  border-radius: 2px;
  border: 1px solid #ddd;

}
.message > header {
  height: 1.5rem;
  display: flex;
}
.message > header > a > .avatar {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 2px;
  padding-right: 0.5rem;
}
.message > header > .text > .author {
  font-weight: bold;
}
.message > header > .text > .author > a {
  color: black;
  text-decoration: none;
}
.message > footer > a {
  color: #888;
  margin-right: 1rem;
  text-decoration: none;
  font-weight: bold;
}

nav a {
  color: #888;
  margin-right: 1rem;
  text-decoration: none;
  font-weight: bold;
}

.profile {
  margin-top: 1rem;
  display: flex;
  margin-bottom: 1rem;
}

.profile > img, .profile > h1 {
  display: inline-block;
}

.profile > img {
  width: 4rem;
  height: 4rem;
  margin-right: 1rem;
  border-radius: 2px;
}

ul {
  padding-left: 1rem;
}

a {
  color: hsl(240, 66%, 66%);
}