* {
  font-size: 1.3vw;
  font-family: "Epilogue", sans-serif;
}

html {
  --scrollbarBG: #fff;
  --thumbBG: #90a4ae;
}

body {
  background: #ccc;
}
body .card {
  height: 45vw;
  width: 35vw;
  background-color: white;
  margin-left: 30vw;
  margin-top: 5vw;
  box-shadow: 2vw 2vw 12vw 3vw #ccc;
}
body .card #header {
  height: 5vw;
  background: #000;
  padding: 0vw;
}
body .card #header h1 {
  color: #fff;
  font-size: 2vw;
  font-family: "Finger Paint", cursive;
  padding: 1vw;
}
body .card #message-section::-webkit-scrollbar {
  width: 10px;
}
body .card #message-section {
  height: 32vw;
  padding: 0 2.5vw;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--thumbBG) var(--scrollbarBG);
}
body .card #message-section::-webkit-scrollbar-track {
  background: var(--scrollbarBG);
}
body .card #message-section::-webkit-scrollbar-thumb {
  background-color: var(--thumbBG);
  border-radius: 6px;
  border: 3px solid var(--scrollbarBG);
}
body .card #message-section #bot,
body .card #message-section #user {
  position: relative;
  bottom: 0;
  min-height: 1.5vw;
  border: 0.15vw solid #777;
  background-color: #fff;
  border-radius: 0px 1.5vw 1.5vw 1.8vw;
  padding: 1vw;
  margin: 1.5vw 0;
}
body .card #message-section #user {
  border: 1.5px solid #000;
  border-radius: 1.5vw 0vw 1.5vw 1.8vw;
  background-color: #000;
  float: right;
}
body .card #message-section #user #user-response {
  color: #fff;
}
body .card #message-section .message {
  color: #000;
  clear: both;
  line-height: 1.2vw;
  font-size: 1.2vw;
  padding: 8px;
  position: relative;
  margin: 8px 0;
  max-width: 85%;
  word-wrap: break-word;
  z-index: 2;
}
body .card #input-section {
  z-index: 1;
  padding: 0 2.5vw;
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  overflow: hidden;
  height: 6vw;
  width: 100%;
}
body .card #input-section input {
  color: #000;
  min-width: 0.5vw;
  outline: none;
  height: 5vw;
  width: 26vw;
  border-top: none;
  border-left: none;
  border-right: none;
  border-bottom: solid #000 0.1vw;
}
body .card .send {
  background: transparent;
  border: 0;
  cursor: pointer;
  flex: 0 0 auto;
  margin-left: 1.4vw;
  margin-right: 0vw;
  padding: 0;
  position: relative;
  outline: none;
}
body .card .send .circle {
  position: relative;
  width: 4.8vw;
  height: 4.8vw;
  display: flex;
  align-items: center;
  justify-content: center;
}
body .card .send .circle i {
  font-size: 3vw;
  margin-left: -1vw;
  margin-top: 1vw;
}