body {
    margin: 0;
    font-family: Arial, sans-serif;
}

.container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px;
    /*min-height: 500px;*/
    /*min-width: 600px;*/
    max-width: 900px;
}

.kachel {
    flex: 1 1 calc(50% - 20px);
    box-shadow: 1px 1px 2px black, 0 0 15px grey, 0 0 5px dimgrey;
    background-color: white;
    border: 1px grey solid;
    border-radius: 50px;
    min-height: 300px;
    /*width: 400px;*/
    padding: 20px;
    text-align: center;
    box-sizing: border-box;
    cursor: pointer;
    color: black;
    line-height: normal;
}


.kachel:hover {
    box-shadow: 1px 1px 2px red, 0 0 15px orangered, 0 0 5px darkred;
}

.kachel_link {
    line-height: normal;
    font-size: 2rem;
    text-decoration: none;
    /*margin-top: 50px;*/
    color: Black;
}

.kachel_link:hover {
    /*line-height: normal;*/
    font-size: 2.1rem;
    text-decoration: none;
}

.kachel_info {
    font-size: 0.8rem;
}
.kachel_image {
    height: 110px;
}
.kachel_image_src {
    margin: auto;
}

@media (max-width: 768px) {
    .kachel {
        flex: 1 1 calc(100% - 20px);
    }
}