footer p {
  margin-bottom: 0;
}
footer {
  margin-top: 2em;
}

.nav a.nav-link {
  padding-top: .3rem;
  padding-bottom: .3rem;
}

img.li {
  margin-left: .5em;
  margin-right: .5em;
}

a.icon-link {
  display: inline-block;
  text-align: center;
  margin-right: 1em;
}

audio.music-player {
  margin-top: 1em;
  width: 100%;
}

img.sheet-image {
  background-color: white;
  width: 100%;
}
img.sheet-image:first-of-type {
  margin-top: 1em;
  border-top-left-radius: 27px;
  border-top-right-radius: 27px;
}
img.sheet-image:last-of-type {
  border-bottom-left-radius: 27px;
  border-bottom-right-radius: 27px;
}

div.embed-responsive {
  margin-top: 1em;
  background-color: #e8edf1;
}

h2.comments {
  margin-top: 1em;
}