body, html {
  height: 100dvh;
  margin: 0;
  display: flex;
  flex-direction: column;
  font-family: 'Fantasque Sans Mono', sans-serif;
  background-color: #f0f0f0;
}

.circular-img {
  width: 20px; /* Width of the image */
  height: 20px; /* Height of the image */
  border-radius: 50%; /* Makes the image round */
  margin-right: 2px;
  overflow: hidden; /* Ensures any overflow is hidden */
  display: block; /* Ensures better styling */
}

.button {
  --b: 0.1rem;
  --s: .35rem;
  --color: #0f0f0f;
  padding: calc(.25em + var(--s)) calc(.8em + var(--s));
  color: var(--color);
  --_p: var(--s);
  background:
  conic-gradient(from 90deg at var(--b) var(--b),#0000 90deg,var(--color) 0)
  var(--_p) var(--_p)/calc(100% - var(--b) - 2*var(--_p)) calc(100% - var(--b) - 2*var(--_p));
  transition: .3s linear, color 0s, background-color 0s;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.button:hover,
.button:focus-visible{
  --_p: 0px;
  outline-offset: .05em;
}

.button:active {
  background: var(--color);
  color: #fff;
}

.centered {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.5rem;
}

footer {
  text-align: center;
  padding: 20px;
  text-decoration: none; 
}

a {
  color: #000;
}

.emoji {
  position: absolute;
  user-select: none;
  pointer-events: none;
  opacity: 1;
  transition: opacity 2s ease;
}

@media (min-width:320px)  { 
  footer {
    line-height: 2.5rem;
  }
}