body {
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.placeholder-container {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
}

h1.title {
    font-family: 'Comic Sans MS', 'Comic Neue', cursive, sans-serif;
}

.rainbow {
    background: linear-gradient(to right, #6666ff, #0099ff , #00ff00, #ff3399, #6666ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: rainbow_animation 6s ease-in-out infinite;
    background-size: 400% 100%;
}

@keyframes rainbow_animation {
    0%,100% {
        background-position: 0 0;
    }

    50% {
        background-position: 100% 0;
    }
}

.subtitle {
    color: grey;
}