.app {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.start-messages {
  width: fit-content;
}

.window {
  width: 100%;
  border: 2px solid #464154;
  overflow: hidden;
}

.window__header {
  position: sticky;
  padding: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #736e7e;
}

.window__title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  color: white;
  letter-spacing: 1px;
}

.window__button {
  padding: 4px;
  background: #4f495c;
  outline: none;
  border: 2px solid #464154;
  color: white;
  font-size: 16px;
  cursor: pointer;
}

.window__body {
  height: 250px;
  padding: 16px;
  overflow: scroll;
  background-color: #736e7e33;
}