html, body {
    font-family: 'Muli', 'Josefin Sans', sans-serif;
}

.login-form {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    padding: 2rem;
    width: calc(4rem + 304px);
    height: fit-content;
    min-height: 450px;
    border: 1px solid #ced4da;
    border-radius: 0.5rem;
}

.login-header {
    margin-bottom: 3rem;
    text-align: center;
}

.login-header > div {
    font-size: 4em;
    font-weight: bold;
    color: #475771;
}

.login-header > img {
    width: 80%;
    margin-bottom: 1rem;
}

.login-header > p {
    font-size: 1.3em;
}

.btn-black {
    color: #fff;
    background-color: #0a0a0a;
    border-color: #000;
    transition: transform .1s ease,
    color 0.15s ease-in-out,
    background-color 0.15s ease-in-out,
    border-color 0.15s ease-in-out,
    box-shadow 0.15s ease-in-out;
}
z
.btn-black:hover {
    color: #fff;
    transform: scale(1.02);
}

.btn-black:focus, .btn-black.focus {
    box-shadow: 0 0 0 0.2rem rgba(82, 88, 93, 0.5);
}

.btn-black.disabled, .btn-black:disabled {
    transform: scale(1);
}

.btn-black:not(:disabled):not(.disabled):active,
.btn-black:not(:disabled):not(.disabled).active {
    color: #fff;
    background-color: #0a0a0a;
    border-color: #000;
}

.btn-black:not(:disabled):not(.disabled):active:focus,
.btn-black:not(:disabled):not(.disabled).active:focus {
    box-shadow: 0 0 0 0.2rem rgba(82, 88, 93, 0.5);
}


.version {
    position: absolute;
    bottom: 1rem;
    left: 0;
    right: 0;
    margin: auto auto .5rem auto;
    font-size: .75rem;
    font-style: italic;
    text-align: center;
}