@media screen and (max-width: 767px) {
    .landing-text{
        font-size:28px
    }
    .landing-subtext{
        color: black;
    }
    .copyright-area .container {
        flex-direction: column;
        align-items: flex-start;
        text-align: left; 
    }
    .copyright-area .container p {
        margin-bottom: 10px;
    }
    .copyright-area .container p:last-child {
        margin-bottom: 0;
    }
}

@media screen and (min-width: 768px) {
    .landing-text{
        font-size:70px
    }
}