#chat {
    width: 30%;
    margin: 0 auto;
}

#chat ul#messages {
    list-style-type: none;
    padding: 0;
    margin: 0;
    background-color: #ffffff;
    border: 1px solid #cccccc;
    border-radius: 5px;
    max-height: 200px;
    overflow-y: scroll;
    padding: 10px;
    margin: 1rem auto;
    height: 70%;
    max-height: 50rem;
    width: 60%
}

#chat #messages li {
    margin-top: 0.3rem;
}

#chat form#form {
    margin-top: 20px;
}

#chat #form {
    display: flex;
    align-items: center;
}

#chat #username,
#chat #input {
    padding: 0.5rem;
    margin: auto;
    border: 0.1rem solid #cccccc;
    border-radius: 0.2rem;
    font-size: 1rem;
    height: 1.8rem;
    width: 70%;
}

#chat button {
    height: 2.5rem;
    margin: 0.3rem auto;
    padding: 0.5rem 2rem;
    background-color: #4caf50;
    color: #ffffff;
    border: none;
    border-radius: 3px;
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
    max-width: 10rem;
}

#chat button:hover {
    background-color: #45a049;
}

#chat .system-message {
    color: grey;
}

#chat-input {
    width: 60%;
}

#chat p {
    white-space: nowrap;
}