Messaging/public/style.css

:root {
    --primary: #14bbaa;
    --secondary: #2c3c4c;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji",
        "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    font-size: 1.2em;
    scroll-behavior: smooth;
    height: 100vh;
    display: grid;
    grid-template-rows: 100px 1fr 175px;
}

nav,
footer {
    background-color: var(--secondary);
    color: white;
    display: flex;
    flex-direction: row;
    align-items: center;
}

a {
    margin: 0 0.5em;
    text-decoration: none;
    width: fit-content;
    color: white;
    grid-template-columns: 1fr 500px;
}

a:hover {
    text-decoration: underline;
}

nav:first-child a {
    font-size: 1.5em !important;
}

footer {
    justify-content: center;
    gap: 30px;
    padding: 20px;
}

textarea,
input[type="text"] {
    border: none;
    color: white;
    background-color: transparent;
    border-bottom: 0.05em solid white;
    font-family: inherit;
    font-size: 2rem;
    max-width: 100%;
    max-height: 90%;
}

:is(textarea, input[type="text"])::placeholder {
    color: white;
}

button {
    border: none;
    border-radius: 2em;
    color: #f5f0f0;
    background-color: transparent;
    font-size: 1em;
    cursor: pointer;
    padding: 0.7rem 1.6rem;
    text-decoration: none;
}

.button-primary {
    background-color: var(--primary);
}

.button-secondary {
    background-color: var(--secondary);
}

.button-circle {
    padding: 0.85em 1em;
}

svg {
    height: 1.5em;
    width: 1.5em;
}

button:hover {
    filter: brightness(0.9);
}

.message-info {
    font-size: 12px;
    color: white;
    text-transform: capitalize;
}

.message-text {
    padding: 10px;
    font-size: 17px;
    white-space: initial;
    line-height: 23px;
    font-weight: normal;
    word-wrap: break-word;
    display: inline-block;
    background-color: #e4366a;
    text-align: center;
    color: white;
    border-radius: 20px;
}
#main-content {
    background-color: var(--primary);
    color: white;
    display: flex;
    padding: 30px;
    flex-direction: column;
}

#messages {
    background-color: var(--primary);
    padding: 30px;
    overflow-y: auto;
    display: flex;
    flex-direction: column-reverse;
}

#messages::-webkit-scrollbar {
    width: 10px;
}

#messages::-webkit-scrollbar-track {
    display: none;
}

#messages::-webkit-scrollbar-thumb {
    background: var(--secondary);
    border-radius: 10px;
}

#messages::-webkit-scrollbar-thumb:hover {
    filter: brightness(0.9);
}

.message-content {
    max-width: 75%;
}

.message {
    padding: 5px;
    margin-top: 5px;
    width: 100%;
    display: flex;
    flex-direction: row;
}

.message-right {
    justify-content: right;
}

.message-middle {
    justify-content: center;
}

.message-right .message-text {
    background-color: #e9e932;
    color: #424242;
}

.system .message-text {
    background-color: #05d0eb;
    color: white;
}

#login {
    background-color: var(--primary);
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

#login.done {
    display: none;
}

#login:not(.done) + nav,
#login:not(.done) + nav + div,
#login:not(.done) + nav + div + footer {
    display: none !important;
}

.medium-header {
    font-size: 3rem;
    font-weight: 250;
    line-height: 1.2;
    margin-bottom: 20px;
}

.large-header {
    font-size: 5rem;
    font-weight: 300;
    line-height: 1.2;
    display: flex;
}

:is(input[type="text"], textarea):required {
    animation: shake 0.2s ease-in-out 0s 2;
    color: #ff0000;
    border-color: red !important;
}

:is(input[type="text"], textarea):required::placeholder {
    color: #f20000;
}

@keyframes shake {
    0% {
        margin-left: 0rem;
    }
    25% {
        margin-left: 0.5rem;
    }
    75% {
        margin-left: -0.5rem;
    }
    100% {
        margin-left: 0rem;
    }
}