html {
    font-family: Arial, Helvetica, sans-serif;
    background-image: linear-gradient(#3ebaff, #0f2075);
    height: 100%;
}

.login,
.error,
.hey {
    position: relative;
    display: block;
    margin: 0 auto;
    width: fit-content;
    top: 50vh;
    transform: translateY(-50%);
}

.error,
.hey {
    background-color: #fff;
    padding: 8px;
    min-width: 350px;
}

fieldset {
    display: inline-block;
    background-color: #fff;
    border: none;
    box-shadow: #000 4px 4px 16px;
}

fieldset > legend {
    background-color: #fff;
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
    padding: 2px 6px;
    font-size: 1.3em;
}

fieldset > div {
    margin: 5px;
}

label {
    display: block;
}

input[type='text'],
input[type='email'],
input[type='password'] {
    border: 1px solid #4169e1;
    border-radius: 5px;
    padding: 4px 8px;
}

input[type='submit'] {
    border: none;
    background-color: #4169e1;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    font-size: 1.2em;
    border-radius: 5px;
    margin-top: 8px;
}

input[type='submit']:hover {
    background-color: #6a8cf0;
}

input[type='submit']:active {
    background-color: #becaf0;
}

label {
    user-select: none;
}