@media screen and (max-width:647px) {
    /* CSS for mobile */
    * {
        font-family: 'Lato', sans-serif;
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    .content {
        display: none;
    }
    .hidden {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hidden div {
        justify-content: center;
        padding-top: 1vh;
    }
    .dark {
        width: 100%;
        display: flex;
        align-items: center;
        margin-top: 5vh;
    }

    #headline {
        height: 2vh;
    }
    #footer {
        display: flex;
        position: absolute;
        bottom: 0;
        width: 100%;
        height: 2.5rem;
        padding-left: 2vh;
        /* Footer height */
        font-size: 14px;
        justify-content: center;
    }
    #footer a {
        text-decoration: none;
        color: rgb(29, 29, 29);
    }
    #footer ul {
        list-style-type: none;
    }
    #footer li {
        display: inline;
        padding-left: 4vh;
    }
    strong {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        background: red;
        color: white;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 15vh;
        padding-left: 2vh;
        padding-right: 2vh;
        text-align: justify;
    }
    .tags {
        font-size: 4vh;
    }
}

@media screen and (min-width: 648px) and (max-width: 1272px) {
    /* Tablets */
    * {
        font-family: 'Lato', sans-serif;
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    .content {
        width: 100%;
        height: 100vh;
    }
    .header {
        display: flex;
        justify-content: space-between;
        color: rgb(29, 29, 29);
        text-decoration: none;
    }
    .listnav {
        margin-left: 10vh;
    }
    .nav a {
        text-decoration: none;
        color: rgb(29, 29, 29);
    }
    .nav ul {
        min-width: 500px;
        list-style-type: none;
        padding-right: 5vh;
    }
    .nav li {
        display: inline;
        padding-left: 5vh;
    }
    .placeholder {
        align-content: center;
    }
    table {
        padding-top: 3vh;
        width: 100%;
    }
    .logo {
        display: flex;
        justify-content: center;
        padding-top: 20vh;
    }
    .headline {
        display: flex;
        justify-content: center;
        padding-top: 4vh;
    }
    #welle {
        position: absolute;
        z-index: -1;
        top: 0;
        left: 0;
    }
    .hidden {
        display: none;
    }
    strong {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: red;
        color: white;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 5vh;
        text-align: center;
    }
    #logo {
        height: 4vh;
    }
    #headline {
        height: 3vh;
    }
    .placeholder {
        display: none;
    }
    .listnav {
        width: 90%;
    }
    .darkmode {
        width: 10%;
        padding-left: 10vh;
    }
    .tags {
        font-size: 2vh;
    }
}

@media screen and (min-width: 1273px) {
    /* Desktop */
    * {
        font-family: 'Lato', sans-serif;
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    .content {
        width: 100%;
        height: 100vh;
    }
    .header {
        display: flex;
        justify-content: space-between;
        color: rgb(29, 29, 29);
        text-decoration: none;
    }
    .listnav {
        margin-left: 10vh;
    }
    .nav a {
        text-decoration: none;
        color: rgb(29, 29, 29);
    }
    .nav ul {
        min-width: 500px;
        list-style-type: none;
        padding-right: 5vh;
    }
    .nav li {
        display: inline;
        padding-left: 5vh;
    }
    .placeholder {
        align-content: center;
    }
    table {
        padding-top: 3vh;
        width: 100%;
    }
    .logo {
        display: flex;
        justify-content: center;
        padding-top: 20vh;
    }
    .headline {
        display: flex;
        justify-content: center;
        padding-top: 4vh;
    }
    #welle {
        position: absolute;
        z-index: -1;
        top: 0;
        left: 0;
    }
    .hidden {
        display: none;
    }
    strong {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: red;
        color: white;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 5vh;
    }
    .placeholder {
        width: 45%;
    }
    .listnav {
        width: 45%;
    }
    .darkmode {
        width: min-content;
    }
    .tags {
        font-size: 2vh;
    }
}