* {
    box-sizing: border-box;
}

body {
    margin: 0;
    position: relative;
    height: 100vh;
}

div.logo {
    width: 25%;
    height: 15%;
    border: 5px solid grey;
    position: absolute;
    top: 0;
    left: 0;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

div.titel {
    width: 60%;
    height: 30%;
    border: 5px solid grey;
    position: absolute;
    top: 0;
    left: 25%;
}

.titel img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

div.profiel {
    width: 15%;
    height: 25%;
    border: 5px solid grey;
    position: absolute;
    top: 0;
    right: 0;
}

div.kanalen {
    width: 25%;
    height: 85%;
    border: 5px solid grey;
    position: absolute;
    top: 15%;
    left: 0;
}

div.berichten {
    width: 60%;
    height: 70%;
    border: 5px solid grey;
    position: absolute;
    top: 30%;
    left: 25%;
}

div.settings {
    width: 15%;
    height: 75%;
    border: 5px solid grey;
    position: absolute;
    top: 25%;
    right: 0;
}