h1 {
    text-align: center;
}

#screenLED {
    background-color: grey;
    height: 32px;
    width: 32px;
    border-radius: 40px;
    margin-top: 36px;
    cursor: pointer;
    margin: auto;
    margin-bottom: 15px;
}

#screenLED.on {
    background-color: red;
}

footer {
    font-size: 10px;
    font-style: italic;
    color: #aaa;
    text-align: center;
    margin-top: 10px;
}

.btn-group .btn {
    height: 35px;
}

.sloganOuterWrap {
    height: calc(100vh - 100px);
    display: flex;
    justify-content: center;
    align-items: center;
    font-style: italic;
}

.image {
    margin-top: 15px;
}

.image img {
    margin: auto;
    max-width: 600px;
    width: 100%;
    height: auto;
}

body {
    background: rgb(51,104,177);
    background: radial-gradient(circle, rgba(51,104,177,1) 0%, rgba(22,57,83,1) 100%);
}

.slogan {
    font-size: 22px;
    text-align: center;
    color: #222;
    text-shadow: 1px 1px 1px #666;
}

@media (min-width: 400px) {
    .slogan {
        font-size: 30px;
    }
}

@media (min-width: 576px) {
    .slogan {
        font-size: 40px;
    }
}

@media (min-width: 768px) {
    .slogan {
        font-size: 55px;
    }
}

@media (min-width: 992px) {
    .slogan {
        font-size: 70px;
    }
}

@media (min-width: 1200px) {
    .slogan {
        font-size: 80px;
    }
}