footer {
    min-width: 320px;
    height: 50px;
    width: 100%;
    margin: auto;
    padding: 0px;
    color: #fff;
    background-color: #393865;
    text-align: center;
}

    footer h1 {
        width: 100%;
        font-size: 18px;
        line-height: 25px;
        margin: 0;
        padding: 0;
    }

@media only screen and (max-width: 992px) {
    footer {
        height: 40px;
    }

        footer h1 {
            font-size: 16px;
            line-height: 40px;
        }
}

@media only screen and (max-width: 768px) {
    footer {
        height: 30px;
    }

        footer h1 {
            font-size: 14px;
            line-height: 30px;
        }
}

@media only screen and (max-width: 576px) {
    footer {
        height: 25px;
    }

        footer h1 {
            font-size: 12px;
            line-height: 25px;
        }
}