musescore-downloader/src/btn.css

div {
  flex-wrap: wrap;
  display: flex;
  align-items: center;
  font-family: 'Open Sans', 'Roboto', 'Helvetica neue', Helvetica, sans-serif;
  position: absolute;
  z-index: 999;
  background: #f6f6f6;
}

button {
  width: 205px !important;
  height: 38px;

  color: #fff;
  background: #1f74bd;

  cursor: pointer;

  margin-bottom: 4px;
  margin-right: 4px;
  padding: 4px 12px;

  justify-content: start;
  align-self: center;

  font-size: 16px;
  border-radius: 2px;
  border: 0;

  display: inline-flex;
  position: relative;

  font-family: inherit;
}

svg {
  display: inline-block;
  margin-right: 5px;
  width: 20px;
  height: 20px;
  margin-top: auto;
  margin-bottom: auto;
}

span {
  margin-top: auto;
  margin-bottom: auto;
}