body {
  display: grid;
  align-items: center;
  justify-content: center;
  margin: 0;
  height: 100vh;
  width: 100vw;
}
/* FAB関連 */
.fab-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}
.fab {
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  font-size: 16px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: backgroud-color ease;
}
.fab:hover {
  transform: scale(1.1);
}
.fab-menu {
  position: absolute;
  bottom: 70px; /* FABの上に表示 */
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  visibility: hidden; /* 👈初期状態では非表示 */
  opacity: 0; /* 👈初期状態では透明 */
  transition: visibility 0.3s, opacity 0.3s, transform 0.3s;
  transform: translateY(20px); /* 👈アニメーションの準備 */
}
.fab-menu.active {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}
.fab-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 15px;
  background-color: #f8f9fa;
  border: 1px solid #dee2e6;
  border-radius: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: background-color 0.3s;
}
.fab-menu-item:hover {
  background-color: #e9ecef;
}

/* modal関連 */
#modal {
  display: none;
}
#modal *{
  margin: 3px;
}
.modal-header {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}
.dummy {
  width: 40px;
}
.modal-close-btn {
  width: 40px;
}
.modal-buttons {
  display: flex;
  flex-direction: row;
  gap: 10px;
}
#modal.display {
  display: flex;
  flex-direction: column;
  border-radius: 5px;
  border-style: solid;
  padding: 10px;
  z-index: 2000;
}

#route-modal {
  display: none;
}

#route-modal.display {
  display: flex;
  flex-direction: column;
  border-radius: 5px;
  border-style: solid;
  padding: 5px;
  z-index: 2000;
}

.area {
  display: flex;
  flex-direction: row;
}

/* ポイント配置用 */
#circle {
  border-radius: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  height: 80vh;
  width: 80vh;
}
.point {
  width: 10px;
  height: 10px;
  background-color: black;
  border-radius: 50%;
  /* transformで中心を正確な位置に合わせる */
  transform: translate(-50%, -50%);
}