body {
  font-family: "Helvetica Neue", Helvetica, sans-serif;
}

#messages {
  padding: 0;
  margin: 0;
  list-style: none;
  width: 100%;
  text-align: center;
  padding-bottom: 50px;
}

.message {
  margin: 8px 0;
}

.attachment {
  margin-top: 4px;
}

.choose-file {
  position: relative;
  display: inline-block;
  border-left: 1px solid #ebebeb;
  border-right: 1px solid #ebebeb;
  width: 40px;
  height: 40px;
  font-size: 30px;
  color: #7f7f7f;
  background: white;
  text-align: center;
  float: left;
  overflow: hidden;
}

.choose-file:hover {
  cursor: pointer;
}

.choose-file input[type="file"] {
  /* -webkit-appearance: none; */
  /* position: absolute; */
  top: 0;
  left: 0;
  opacity: 0;
  height: 0;
  width: 0;
}

#compose-wrapper {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  border-top: 1px solid #ebebeb;
}

#text-input {
  height: 100%;
  /* full width minus send-button width minus choose-file width
     (including border * 2 and padding * 2)
  */
  width: calc(100% - 70px - 40px - 2px - 8px);
  border: none;
  font-size: 28px;
  padding: 2px 4px;
  float: left;
}

#text-input:focus {
  outline: none;
}

#send-button {
  height: 100%;
  width: 70px;
  font-weight: 500;
  display: inline-block;
  text-align: center;
  transition: all 0.3s;
  padding-top: 10px;
  float: left;
}

#send-button:hover {
  cursor: pointer;
  color: red;
}

input[name=testfile] {
  display: none;
}