如何删除css flex中的最后一个空格

.flex-container {
  display: flex;
}

.flex-container::after {
  content: '';
  flex: auto;
}

.flex-container {
  display: flex;
}

.flex-item:last-child {
  margin-right: -4px; /* 根据实际情况调整 */
}

.flex-container {
  display: flex;
  justify-content: space-between;
  gap: 0; /* 根据实际情况调整 */
}

.flex-container {
  display: flex;
  box-sizing: border-box;
  padding-right: 4px; /* 根据实际情况调整 */
}

.flex-item:last-child {
  box-sizing: border-box;
  padding-left: 4px; /* 根据实际情况调整 */
}