hanyuu/public/assets/hanyuu.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    position: relative;
}

html, body {
    width: 100%;
    height: 100%;
}

body {
    background-color: #111;
    color: #fff;
    font: 12px/20px Verdana, Geneva, Arial, Helvetica, sans-serif;
}

@media (prefers-color-scheme: light) {
    body {
        background-color: #ddd;
        color: #000;
    }
}

[hidden],
.hidden {
    display: none !important;
}

.http-err {
    padding: 40px 60px;
}
.http-err-title {
    font-size: 3em;
    line-height: 1.5em;
    font-weight: 700;
}
.http-err-paragraph {
    font-size: 1.2em;
    line-height: 1.5em;
}

.auth {
    margin: 0 auto;
    padding: 10px;
    padding-top: 10vh;
    box-sizing: content-box;
}

.auth-header {
    font-size: 5em;
    line-height: 1.5em;
    color: #a77bca;
    text-shadow: 0 1px 5px #a77bca;
    text-align: center;
    padding: 10px 0;
}

.auth-avatar {
    text-align: center;
    margin: 10px 0;
}
.auth-avatar-image {
    width: 100px;
    height: 100px;
    overflow: hidden;
    border-radius: 5%;
    display: inline-block;
}
.auth-avatar img {
    vertical-align: middle;
    width: 100%;
    height: 100%;
}

.auth-login {
    max-width: 400px;
    width: 100%;
    margin: 0 auto;
}

.auth-fields {
    max-width: 300px;
    width: 100%;
    margin: 0 auto;
    margin-bottom: 10px;
}

.auth-input {
    display: block;
    width: 100%;
    border-left: 5px solid #aaa;
    margin: 10px 0;
    padding: 2px 7px;
    padding-right: 12px;
    transition: border-color .2s;
}
.auth-input:focus-within {
    border-color: #a77bca;
}
.auth-input-title {
    display: block;
    font-size: 1.2em;
    line-height: 1.5em;
}
.auth-input-value {
    display: block;
}
.auth-input-value input {
    display: block;
    width: 100%;
    border-width: 0;
    background-color: inherit;
    outline-style: none !important;
    font-size: 1.2em;
    line-height: 1.5em;
    font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
}

.auth-buttons {
    max-width: 200px;
    width: 100%;
    margin: 0 auto;
}

.auth-button {
    display: block;
    width: 100%;
    font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
    font-size: 12px;
    line-height: 1.5em;
    background-color: #bbb;
    border-width: 0;
    border-radius: 5px;
    margin: 5px 0;
    padding: 5px;
    color: #222;
    text-align: center;
    text-decoration: none;
    cursor: default;
    transition: background-color .2s;
}
.auth-button:hover,
.auth-button:focus {
    background-color: #ccc;
}
.auth-button:active {
    background-color: #aaa;
}

.auth-button-primary {
    font-size: 1.3em;
    background-color: #a77bca;
    color: #fff;
}
.auth-button-primary:hover,
.auth-button-primary:focus {
    background-color: #b28bd1;
}
.auth-button-primary:active {
    background-color: #925bbd;
}