body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #0C192C;
}

body h1{
    font-size: 14px;
    font-weight: lighter;
    color: #f0f0f0;
    animation: wave 7s infinite;
}

@keyframes wave {
    0%, 100% {
        opacity: 0.1;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.logo_img {
    width: 50px;
    animation: wave 7s infinite;
}


@media (min-width: 768px){
    body h1{
        font-size: 18px;
    }

    .logo_img {
        width: 100px;
    }
}

@media (min-width: 1024px){
    body h1{
        font-size: 24px;
    }

    .logo_img {
        width: 200px;
    }
}