* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Bungee Inline', cursive;
}

body {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 30px;
    animation: flash 2s;
    animation-timing-function: steps(2, start);
    animation-iteration-count: infinite;
    transition: 0s;
    overflow: hidden;
}

h1 {
    font-size: 20vw;
    text-transform: uppercase;
    line-height: 1em;
    opacity: 0.8;
    animation: bounce 0.5s infinite;
}

h2 {
    font-size: 3vw;
    text-transform: uppercase;
    line-height: 1em;
    opacity: 0.8;
    animation: bounce 0.5s infinite;
    animation-delay: 0.25s;
}

@keyframes flash {
    0%   {background-color: #e12222;}
    12%  {background-color: #e1c722;}
    25%  {background-color: #22e17e;}
    37%  {background-color: #c122e1;}
    50%  {background-color: #2271e1;}
    62%  {background-color: #22e137;}
    75%  {background-color: #e122ba;}
    87%  {background-color: #e15e22;}
}

@keyframes bounce {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}