.video-background__subtitle {
  display: block;
  width: 100%;
  padding: 0 1.5em !important;
  line-height: 1.5;
  letter-spacing: 0.1em;
  color: rgb(255, 255, 255);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* 文字大小 */
.video-background__subtitle.text-size-1 {
  font-size: 24px;
}

.video-background__subtitle.text-size-2 {
  font-size: 20px;
}

.video-background__subtitle.text-size-3 {
  font-size: 18px;
}

.video-background__subtitle.text-size-4 {
  font-size: 16px;
}

/* PC端文本对齐 */
.video-background__subtitle.text-left {
  text-align: left !important;
}

.video-background__subtitle.text-center {
  text-align: center !important;
}

.video-background__subtitle.text-right {
  text-align: right !important;
}

/* 移动端 */
@media (max-width: 959px) {
  .video-background__subtitle {
    padding: 0 1em !important;
  }

  .video-background__subtitle.text-size-1 {
    font-size: 20px;
  }

  .video-background__subtitle.text-size-2 {
    font-size: 18px;
  }

  .video-background__subtitle.text-size-3 {
    font-size: 16px;
  }

  .video-background__subtitle.text-size-4 {
    font-size: 14px;
  }

  /* 移动端文本对齐 */
  .video-background__subtitle.mobile-text-left {
    text-align: left !important;
  }

  .video-background__subtitle.mobile-text-center {
    text-align: center !important;
  }

  .video-background__subtitle.mobile-text-right {
    text-align: right !important;
  }
}