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

:root {
    --dark-grey: #1b1b32;
    --light-grey: #f5f6f7;
    --golden-yellow: #fecc4c;
    --yellow: #ffcc4c;
    --gold: #feac32;
    --orange: #ffac33;
    --dark-orange: #f89808;
}

body {
    background-color: var(--dark-grey);
    color: var(--light-grey);
}

body,
#message-input:placeholder-shown {
    text-align: center;
}

textarea {
    max-width: 90%;
}

.main-text {
    margin: 25px 0;
}

.title {
    font-size: 2.5rem;
}

.description {
    margin-top: 15px;
    font-size: 1.4rem;
}

.message-label {
    display: block;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

#message-input:placeholder-shown,
textarea {
    font-size: 1.1rem;
}

.btn {
    display: block;
    cursor: pointer;
    width: 200px;
    margin: 10px auto;
    color: var(--dark-grey);
    background-color: var(--gold);
    background-image: linear-gradient(var(--golden-yellow), var(--orange));
    border-color: var(--gold);
    border-width: 3px;
}

.btn:hover {
    background-image: linear-gradient(var(--yellow), var(--dark-orange));
}

#result {
    font-size: 2rem;
    margin: 20px 0;
}

.footer {
    margin-top: 10px;
}