@charset "utf-8";

.fr-title {
  font-size: 20px;
  text-align: center;
}

.fr-small {
  font-size: 0.8rem;
}

.calendar {
  display: flex;
  flex-flow: row wrap;
}
.calendar .cell {
  width: 14.2%;
  height: 100px;
  border: 1px solid #666;
  margin-left: -1px;
  margin-top: -1px;
  text-align: center;
}
.calendar .cell.empty {
  border: 1px solid rgba(0, 0, 0, 0);
}
.calendar .cell:nth-child(7n + 1) {
  color: red;
}
.calendar .cell:nth-child(7n) {
  color: blue;
}

@media (max-width: 768px) {
  .calendar .cell {
    width: 100%;
  }
  .calendar .cell.empty {
    display: none;
  }
    .fr-title {
    font-size: 20px;
    margin-top: 10px;
  }
}

@media screen and (max-width: 480px) {
  /* 480px以下に適用されるCSS（スマホ用） */
  .fr-title {
    font-size: 16px;
    margin-top: 10px;
  }
}