.card.wrapper {
  position: fixed;
  bottom: 0px;
  right: 20px;
  width: 400px;
  height: 298px;
}
.card.wrapper > .card-block {
  height: 200px;
  overflow: hidden;
  overflow-y: scroll;
}
form {
  padding-top: 0;
}
input {
  width: 100%;
}
.card.message {
  margin-top: 14px;
  box-shadow: none;
}
.card.message > .card-block {
  padding: 6px;
}
.card.message > .card-block > .author {
  font-size: 0.7em;
  line-height: 0.7em;
}
.card.message.left > .card-block {
  background-color: #e8e8e8;
}
.card.message.right > .card-block {
  text-align: right;
  background-color: #f8f8f8;
}