.calendar {
  width: 100%;
  min-width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  transition: transform 0.5s ease;
}

.calendar-header {
  text-align: center;
  font-size: 20px;
  /* margin-bottom: 10px; */
  color: white;
  font-size: 32px;
}

.calendar-header-month {
  display: inline-block;
  font-size: 50px;
  @media (min-width: 768px) {
    font-size: 60px;
  }
}

.calendar .sunday {
  color: red;
}

.calendar .saturday {
  color: blue;
}

.calendar .holiday {
  color: red;
}


.calendar th, .calendar td {
  padding: 7px 1px;
  border: 1px solid #ddd;
  
  width: 14.2%;
  text-align: center;
  vertical-align: top;
  @media (min-width: 768px) {
    padding: 10px 5px;
  }
}

.calendar th {
  height: 40px;
  background-color: #242424;
  color: white;
}

.calendar td {
  height: 90px;
  background-color: #fff;
  text-align: left;
}

.calendar td span {
  display: block;
  margin-top: 5px;
  font-size: 11px;
  color: #3C4D8E;
  word-break: break-all;
  white-space: pre-wrap;
  @media (min-width: 768px) {
    font-size: 14px;
  }
}

.calendar .front-week-header-saturday {
  background-color: #405097;
}

.calendar .front-week-header-sunday {
  background-color: #E03021;
}

.sunday {
  color: red;
}

.saturday {
  color: blue;
}

.holiday {
  color: red;
}

.calendar input[type="text"] {
  width: 90%;
  margin-top: 5px;
  padding: 3px;
  font-size: 12px;
  box-sizing: border-box;
}

/* カレンダースライド部分 */
.calendar-container {
  width: 100%;
  position: relative;
}
.calendar-wrapper {
  display: flex;
  overflow: hidden;
}
.calendar.next-month {
  transform: translateX(0);
}

/* 次へ前へのボタン */
.next-prev-button-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: -60px;
  z-index: 1;
  position: relative;
  @media (min-width: 768px) {
    margin-bottom: -70px;
  }
}
#next-month-button,
#prev-month-button {
  border-radius: 0;
  font-weight: bold;
  font-size: 70%;
  @media (min-width: 768px) {
    font-size: 100%;
  }
}
#next-month-button {
  opacity: 1;
  transition: opacity 0.3s ease, background-color 0.3s ease;
  width: 20%;
  padding: 2px 10px;
  @media (min-width: 768px) {
    width: 30%;
  }
}
#prev-month-button {
  opacity: 0;
  transition: opacity 0.3s ease, background-color 0.3s ease;
  width: 20%;
  padding: 2px 10px;
  @media (min-width: 768px) {
    width: 30%;
  }
}