* {
  padding: 0px;
  margin: 0px;
  box-sizing: border-box;
}

html, input, select, button {
  font-family: sans-serif;
  font-size: 17px;
}

body {
  background: #fcfcfc;;
  color: black;
}

header {
  padding: 0.5rem 1rem;
  text-align: center;
}

h1 {
  font-weight: normal;
  font-size: 1.5rem;
}

main {
  padding: 0 1rem;
  text-align: center;
}

#input > p {
  padding-bottom: 0.5rem;
}

#input > p > span {
  margin-left: 0.75rem;
  margin-right: 0.25rem;
}

#input > p > span:first-child {
  margin-left: 0;
}

input[type="text"] {
  padding: 0 0.25rem;
}

input[type="number"], select {
  padding: 0 0 0 0.25rem;
}

#tuning {
  width: 10rem;
}

#chord {
  width: 6rem;
}

datalist {
  min-height: 400px;
  max-height: 500px;
  overflow-y: auto;
}

#fretCount {
  width: 3rem;
}

button {
  padding: 0.1rem 0.4rem;
  border: none;
  border-radius: 0;
  background: transparent;
  opacity: 0.5;
  cursor: pointer;
}

button:hover {
  opacity: 1;
}

button:active {
  opacity: 1;
  background: #eee;
}

#status {
  height: 2rem;
}

#output {
  overflow-x: auto;
}

#fretboard {
  display: table;
  margin: 0.5rem auto;
}

#fretboard > p {
  display: table-row;
}

#fretboard > p.fretHeader {
  display: table-header-group;
  opacity: 0.5;
}

#fretboard > p > span {
  display: table-cell;
  min-width: 2rem;
  text-align: center;
}

#error {
  color: #a02;
}