body {
    background-color: #000;
    color: #eea;
    font-family: Roboto, Arial, sans-serif;
    font-size: 18px;
}

.content {
    width: 25%;
    max-width: 480px;
    text-align: center;
    padding: 8px;
    border-radius: 16px;
    background-color: #11110f;
}

input[type=text],
input[type=password] {
    display: block;
    border: 2px solid #eea;
    background: none;
    padding: 4px;
    font-size: 19px;
    font-family: Roboto, Arial, sans-serif;
    border-radius: 8px;
    width: calc(100% - 8px);
    color: #eea;
}

.invalid {
    font-size: 16px;
    color: rgb(222, 74, 74)
}
button {
    display: block;
    border: 2px solid #3c57cf;
    border-radius: 8px;
    padding: 4px;
    font-size: 19px;
    font-family: Roboto, Arial, sans-serif;
    background: none;
    color: #3c57cf;
    cursor: pointer;
    min-height: 30px;
    width: 120px;
}