body{
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    background: #2C3A47;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

h1 {
    font-size: 40px;
    margin: 0;
    padding: 0;
    text-transform: uppercase;
    letter-spacing: 10px;
    color: white;
    position: relative;
}

h1:before {
    content: "loading..";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    color: #f6b93b;
    overflow: hidden;
    border-right: 4px solid #f6b93b;
    animation: animate 5s linear infinite;
}

@keyframes animate {
    0% {
        width: 0;
    }

    50% {
        width: 100%;
    }

    100% {
        width: 0;
    }
}