Fretbox

Quick fretboard built with flexbox

by David Iglesias

HTML

<div class="board">
  <div class="fret tuning">
    <div>e</div>
    <div>A</div>
    <div>D</div>
    <div>G</div>
    <div>B</div>
    <div>E</div>
  </div>

  <div class="fret">
    <div class="string">1</div>
    <div class="string">1</div>
    <div class="string"></div>
    <div class="string"></div>
    <div class="string"></div>
    <div class="string">1</div>
  </div>

  <div class="fret">
    <div class="string"></div>
    <div class="string"></div>
    <div class="string">2</div>
    <div class="string"></div>
    <div class="string"></div>
    <div class="string"></div>
  </div>

  <div class="fret">
    <div class="string"></div>
    <div class="string"></div>
    <div class="string"></div>
    <div class="string">4</div>
    <div class="string">3</div>
    <div class="string"></div>
  </div>

</div>

CSS

* {
  font-family: sans-serif;
  box-sizing: border-box;
}

.board {
  display: flex;
}

.fret {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-right: 2px solid gold;
}

.fret.tuning {
  flex: 0;
  min-width: 32px;
}

.fret > div {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
}

.string {
  background: #420 linear-gradient(180deg, 
    rgba(0,0,0,0) calc(50% - 1px), 
    rgba(192,192,192,1) calc(50%), 
    rgba(0,0,0,0) calc(50% + 1px)
  );
}

.string:not(:empty) {
  font-size: 9px;
  font-weight: bold;
  position: relative;
  z-index: 0;
}

.string:not(:empty)::before {
  content: '';
  display: block;
  border: 2px solid black;
  background: #fff;
  width: 16px;
  height: 16px;
  border-radius: 16px;
  position: relative;
  right: -13px;
  z-index: -1;
}