#content {
  justify-content: flex-start !important;
}

#content > * {
  width: 100%;
}

.many-buttons {
  width: 100%;
  display: flex;
}

.many-buttons > * {
  flex: 1;
  margin-right: .3em;
}

.many-buttons > *:last-of-type {
  margin-right: 0;
}

#editPost {
  display: flex;
  position: relative;
}

#new-message-input {
  flex: 1;
  box-sizing: border-box;
}

#file-upload {
  font-size: inherit;
  color: transparent;
  width: 1.99em;
  height: 1.99em;
  margin-left: .3em;
}

#file-upload:hover {
  cursor: pointer;
}

#file-upload::-webkit-file-upload-button {
  visibility: hidden;
}

#attachment-img {
  height: 1.99em;
  width: 1.99em;
  position: absolute;
  right: 0;
  pointer-events: none;
}

.submit-btn {
  margin: 0 auto;
  margin-bottom: .5em;
}