html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

html, body, #app {
    height: 100%;
    margin: 0;
    background-color: #516270;
}

#app {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #bbb;
}

a, .btn-link {
    color: #0366d6;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

body::after {
    /* For preloading images */
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
    z-index: -1;
    content: url('img/check_en_c.png') url('img/check_en_d.png') url('img/b_apply_o.png') url('img/b_apply_p.png') url('img/b_apply_d.png') url('img/b_apply_n.png') url('img/b_load_o.png') url('img/b_load_p.png') url('img/b_load_d.png') url('img/b_load_n.png');
}

#error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}