body{
    font-family: 'Poppins', sans-serif;
    height: 100vh;
    background-image: linear-gradient(to bottom left, #0e043a, #08011b 50%);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    padding: 0;
    margin: 0;
}
.app-continer{
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    text-align: center;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}