style.css

@import url("https://fonts.googleapis.com/css2?family=Poppins&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Nova+Square&display=swap");

* {
  font-family: Poppins, sans-serif;
  box-sizing: border-box;
}

*:focus {
  outline: none;
}

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(40deg, lightblue, lightgreen);
  color: white;
}

.container {
  display: flex;
  flex-direction: column;
  width: 70vw;
  height: 80vh;
  max-height: 500px;
  max-width: 500px;
  background-color: #0005;
  border-radius: 10px;
}

form {
  padding: 0;
  margin: 0;
}

.system {
  width: 90%;
  background-color: rgba(255, 0, 0, 0.2);
}

ul#messages {
  height: 380px;
}

input[type="text"] {
  background-color: #fff3;
  padding: 20px;
  border-radius: 10px;
  border: none;
  width: 100%;
  margin: 0;
  font-size: 14px;
  color: white;
}

input[type="text"].typing {
  border-radius: 0 0 10px 10px;
}

input::placeholder {
  color: #ddd;
}

ul#messages {
  height: 350px;
  overflow: scroll;
  list-style: none;
}

ul#messages li:last-child {
  padding: 10px;
  opacity: 0;
  animation: fade-in 2s forwards;
}

ul#messages li:hover button {
  opacity: 1;
}

button {
  transition: opacity 0.3s ease;
  padding: 5px;
  opacity: 0;
  float: right;
  background-color: rgb(255, 142, 101);
  color: white;
  border-radius: 5px;
  border: none;
}

.banner {
  background-color: #0004;
  width: 100%;
  border-radius: 10px;
  padding: 13px;
  box-sizing: border-box;
}

.banner span {
  font-size: 20px;
  font-family: "Nova Square";
}

#message-sender {
  display: block;
  margin-right: 6px;
  color: rgb(196, 229, 240);
}

li {
  padding: 10px;
  border-radius: 10px;
  background: #0003;
  width: 60%;
  height: fit-content;
  word-wrap: break-word;
  margin: 10px 0;
  margin-left: 20px;

  float: left;
}

li.me {
  float: right;
  margin-right: 20px;
}

@media (max-width: 500px) {
  ul#messages {
    display: flex;
    flex-direction: column;
  }

  li {
    width: auto;
    margin: 10px;
    float: none;
  }
}

#message-date {
  color: #bbb;
  display: block;
  font-style: italic;
  font-size: 10px;
  margin-top: 10px;
}

a {
  color: lightblue;
}

ul#messages {
  overflow-x: hidden;
}

::-webkit-scrollbar {
  width: 5px;
  background: transparent;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  border-radius: 1000px;
  background: linear-gradient(to top, lightblue, lightgreen);
}

#status {
  cursor: pointer;
  display: none;
  z-index: 1000;
  width: 100%;
  font-size: 13px;
  background: #0002;
  text-align: center;
  box-sizing: border-box;
  border-radius: 5px 5px 0 0;
}

ul#messages {
  height: 400px;
}

form {
  position: relative;
  /* top: 34px; */
}

@keyframes fade-in {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

code {
  display: block;
  width: 100%;
  font-family: monospace;
  background: rgb(128 128 128 / 0.4);
  padding: 4px;
  border: 2px solid slategrey;
  border-radius: 5px;
}

#fullscreen,
#signout,
#settings {
  opacity: 1;
  position: absolute;
  padding: 10px;
  background-color: transparent;
  color: #0009;
  bottom: 10px;
  right: 10px;
  font-size: 20px;
  cursor: pointer;
}

#signout {
  right: 40px;
}

#settings {
  right: 70px;
}

blockquote {
  border-left: 4px solid lightblue;
  padding: 5px;
}

blockquote #quote-author {
  display: block;
  color: lightgreen;
}

#quote {
  font-size: 10px;
  color: lightblue;
  text-decoration: underline;
  cursor: pointer;
  display: inline;
}

#me {
  font-size: 13px;
  float: right;
  color: #fff9;
  font-style: italic;
  font-family: Poppins;
  display: inline;
  width: 50%;
}

ul li span button {
  cursor: pointer;
}

ul li #message-text[contenteditable="true"] {
  background: #fff3;
  border-radius: 5px;
  padding: 4px;
  min-width: 150px;
  display: block;
}

iframe[id^="sb"] {
  display: none !important;
}

table {
  background-color: #fffe;
  color: #101010;
  border-collapse: collapse;
}

th {
  font-weight: 500;
}

th,
td {
  border: 1px solid rgb(189, 192, 196);
  padding: 6px;
}

td {
  border-collapse: collapse;
}

tr:nth-child(odd) {
  background-color: #fffb;
}

#typing {
  position: relative;
  background: #0004;
  display: block;
  width: 100%;
  font-size: 14px;
  padding-left: 30px;
  border-radius: 10px 10px 0 0;
}

#typing-img {
  width: 20px;
  position: relative;
  top: 5px;
  margin-right: 6px;
}