html {
    margin: 0;
    padding: 0;
    height: 100%;
    background-color: #162943;
    max-height: 100%;
    width: 100%;
}
body{
    margin: 0;
    padding: 0;
    width: 100%;
    background-size: cover;
    background-position: 50% 50%;
    background-repeat: no-repeat;
    height: 100%;
    
}
#particles-js{
    position: absolute;
    height:99vh;
    width: 100%;
}
#logo{
    position: absolute;
    top: 50%;
    left: 50%;
    margin-right: -50%;
    transform: translate(-50%, -50%);
}
#responsive{

    width: 100%;
    max-width: 400px;
    height: auto;

}