div {
    display: none;
}

body {
    background: #0078e5ff;
    background: linear-gradient(to bottom, #0078e5ff, #0bd0eb00);
    height: 100%;
    font-family: Arial;
}

.body {
    position: relative;
    display: block;
}

h1 {
    /*font-family: Arial;*/
    font-style: italic;
    color: white;
    margin-bottom: 0.1em;
    margin-top: 0.1em;
}

.ref-oto {
    display: block;
    z-index: 1;
    position: absolute;
    left: 40em;
    top: 0.5em;
    font-weight: bolder
}

.address {
    display: block;
    width: 100%;
    text-align: center;
}

.grafik {
    display: block;
    text-align: center;
}

table.grafik {
    width: max-content;
    font-size-adjust: 1;
    font-weight: bold;
    border-collapse: collapse;
    padding-bottom: 1em;
}

.wrk-day {
    vertical-align: bottom;
    padding-left: 0.5em;
    padding-right: 0.5em;
}

.wrk-hour {
    padding-left: 1em;
}

.off-day, .off-hour {
    border-top: 1pt solid black;
    color: red;
}

@media screen and (min-width: 360px) and (max-width: 500px) {
    .body {
        width: 100%;
    }
    h1 {
        /*font-family: Arial;*/
        font-size: 36pt;
        font-style: italic;
        color: white;
        margin-bottom: 0.1em;
        margin-top: 0.1em;
        text-align: left;
    }
    .ref-oto {
        display: block;
        position: static;
        text-align: right;
        margin-top: -0.5em;
        font-weight: normal;
        font-size-adjust: 0.5;
        margin-bottom: 2em;
    }
}

@media screen and (min-width: 768px) and (max-width: 768px) {
    .body {
        padding-top: 1em;
        width: 100%;
    }
    h1 {
        font-size: 68pt;
    }
    .ref-oto {
        text-align: right;
        left: 30em;
        top: 1em;
        font-weight: normal;
        font-size-adjust: 0.5;
    }
    
    .grafik {
        margin-top: 5em;
        font-size-adjust: 1;
    }
}

@media screen and (min-width: 980px) {
    .body {
        width: 60%;
    }
    h1 {
        /*font-family: Arial;*/
        font-size: 96pt;
        text-align: left;
        padding-left: 1em;
    }
    .ref-oto {
        position: absolute;
        left: 40em;
        top: 0.5em;
        font-weight: bolder
    }
    .grafik {
        margin-top: 1em;
        font-size-adjust: 1;
    }
}