.c-card{
    box-sizing: border-box;
    list-style: none;
    padding: 40px 15px;
    margin: 1%;
    width: 23%;
    text-align: center;
    transition: background-color .3s;
    transition: box-shadow .3s;
    border-radius: 10px;
    box-shadow: 3px 3px 5px #ddd;
}

.c-card:hover{
    background-color: #f8f0f3;
    box-shadow: 0 0 0 #ddd;
}

.c-card__img{
    width: 200px;
    max-width: 100%;
    height: auto;
}


.c-card__headline{
    margin: 10px 0;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
}

.c-card__explain{
    display: inline-block;
    margin: 0;
}

@media screen and (max-width:768px){
    .c-card{
        padding: 40px 10px;
        width: 48%;
    }
}