html {
    height: 100vh;
    width: 100vw;
    font-family: "Open Sans";
}

body {
    display: flex;
    height: 100vh !important;
    justify-content: center;
    align-items: center;
    background-image: url('/images/background/guest.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
}

.guest-container {
    background-color: #333;
    opacity: 0.8;
    width: 450px;
    max-height: 550px;
    overflow: auto;
    padding: 15px;
    color: #fff;
}

.guest-container a {
    color: #fff;
}

.guest-container .logo {
    width: 100%;
    margin-bottom: 10px;
}

.guest-container .logo img {
    width: 80%;
    display: block;
    margin: 0 auto;
}

.guest-container .guest-title {
    font-size: 24px;
    margin: 5px 0 5px 0;
}

.guest-container .invalid-feedback {
    color: #F8B5B5;
}