/* Subtle colored border for each day, only visible on card sides */
.card-day-ma {
  border-left: 6px solid #add8e6; /* lichtblauw */
  border-right: 6px solid #add8e6;
}
.card-day-di {
  border-left: 6px solid #ff6961; /* rood */
  border-right: 6px solid #ff6961;
}
.card-day-wo {
  border-left: 6px solid #ffb6c1; /* roze */
  border-right: 6px solid #ffb6c1;
}
.card-day-do {
  border-left: 6px solid #b39ddb; /* paars */
  border-right: 6px solid #b39ddb;
}
.card-day-vr {
  border-left: 6px solid #a0522d; /* bruin */
  border-right: 6px solid #a0522d;
}
.card-day-za {
  border-left: 6px solid #fff176; /* geel */
  border-right: 6px solid #fff176;
}
.card-day-zo {
  border-left: 6px solid #ffffff; /* wit */
  border-right: 6px solid #ffffff;
}