Scylla/static/scss/style.scss

@import url('https://fonts.googleapis.com/css?family=Open+Sans');
$primary-color: #53C0FA;
$primary-color-highlight: #4298C7;
$primary-color-light: #9FDBFB;
$active-input-color: white;
$transition-duration: .125s;

$inactive-input-color: darken($active-input-color, 3%);
$active-input-border-color: $primary-color;
$inactive-input-border-color: darken($inactive-input-color, 10%);

body {
    font-family: 'Open Sans', sans-serif;
    margin: 0px;
}

@mixin input-common {
    padding: 5px;
    border-radius: 3px;
    outline: none;

    transition: background-color $transition-duration;
}

input {
    @include input-common();
    background-color: $inactive-input-color;
    color: black;
    border: .5px solid $inactive-input-border-color;

    &:focus {
        background-color: $active-input-color;
        border-color: $active-input-border-color;
    }
}

button {
    @include input-common();
    border: none;
    background-color: $primary-color;
    color: white;
    text-transform: uppercase;

    &:hover, &:focus {
        background-color: $primary-color-highlight;
    }
}

a {
    text-decoration: none;
    color: $primary-color;

    &:hover {
        color: $primary-color-highlight;
    }
}

/*
 * Login Screen
 */
div.login-wrapper {
    display: flex;
    flex-direction: column;
    max-width: 300px;
    margin: auto;
    margin-top: 20px;

    input, button {
        margin: 3px;
    }

    h2 {
        margin: 0px;
        margin-bottom: 3px;
    }
}