body {
  font-family: sans-serif;
  margin: unset;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}
button {
  user-select: none;
}
button, input {
  font: unset;
}
footer {
  background: canvas;
  position: sticky;
  bottom: 0;
}

.fs24 { font-size: 1.5rem }
.fs32 { font-size: 2.0rem }
.striked { text-decoration: line-through }

.col, .col_mid { display: flex; flex-direction: column }
.row, .row_mid { display: flex }
.col_mid, .row_mid { align-items: center }
.fill  { flex: 1 }

.gap8 { gap: .5rem }

.p4  { padding: 0.25rem }
.p16 { padding: 1.00rem }

.br16 { border-radius: 1rem }