.page {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
/*region flex */
.flex,
.flex-row {
  display: flex;
  flex-direction: row;
}
.flex-col {
  display: flex;
  flex-direction: column;
}
.flex-wrap {
  display: flex;
  flex-wrap: wrap;
}
.flex-between {
  display: flex;
  justify-content: space-between;
}
.flex-around {
  display: flex;
  justify-content: space-around;
}
.flex-center {
  display: flex;
  justify-content: center;
}
.flex-center-center {
  justify-content: center;
  align-items: center;
}
.flex-justify-content-center {
  justify-content: center;
}
.flex-align-center {
  display: flex;
  justify-content: center;
  align-items: center;
}
.align-items-center {
  align-items: center;
}
.flex-1 {
  flex: 1;
  overflow: hidden;
}
.flex-2 {
  flex: 2;
  overflow: hidden;
}
.flex-3 {
  flex: 3;
  overflow: hidden;
}
.flex-4 {
  flex: 4;
  overflow: hidden;
}
.flex-shrink-0 {
  flex-shrink: 0;
}
.pointer {
  cursor: pointer;
}
/*endregion flex */
/*region other */
.text-ellipsis {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.overflow-auto {
  overflow: auto;
}
.overflow-y-auto {
  overflow-y: auto;
}