:root {
  --qing-pic-text-tip-size: 16px;
  --qing-pic-text-title-size: 36px;
  --qing-pic-text-p-size: 20px;
}

.qing_pic_text {
  display: flex;
  padding: 100px 0;
}

.qing_pic_text .txt {
  width: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 96px;
}


.qing_pic_text .txt .tip {
  font-weight: 600;
  color: #1f1f1f;
  font-size: 48px;
  line-height: 1;
}


.qing_pic_text .txt h3 { 
  font-size: var(--qing-pic-text-title-size);
  font-family: var(--title-font-family);
  color: var(--title-text-color);
  margin: 10px 0 24px 0;
}


.qing_pic_text .txt p {
  font-size: var(--qing-pic-text-p-size);
}

.qing_pic_text .txt .content {
  font-size: var(--qing-pic-text-p-size);
}


.qing_pic_text .pic { 
  width: 50%;
}

.qing_pic_text .pic img {
  width: 100%;
}


.qing_pic_text .videopalay {
  overflow: hidden;
  position: relative;
  z-index: 3;
  border-radius: 10px;
}



.qing_pic_text .videopalay img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 1440 / 810;
  transform: scale(1);
  transition: transform 0.5s ease;
}



.qing_pic_text .videopalay .videobtn {
  overflow: hidden;
  position: absolute;
  left: 9%;
  top: 86%;
  transform: translate(-50%, -50%);
  z-index: 4;
  cursor: pointer;
  width: 100px;
  height: 100px;
  border-radius: 99px;
  border: 4px solid #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.qing_pic_text .videopalay .videobtn i {
  position: relative;
  z-index: 5;
  font-size: 42px;
  line-height: 1;
  color: #fff;
}

@media screen and (max-width: 1500px) {
  :root {
    --qing-pic-text-tip-size: 14px;
    --qing-pic-text-title-size: 32px;
    --qing-pic-text-p-size: 18px;
  }
}

@media screen and (max-width: 1280px) {
  :root {
    --qing-pic-text-tip-size: 16px;
    --qing-pic-text-title-size: 36px;
    --qing-pic-text-p-size: 20px;
  }
  .qing_pic_text { 
    display: block;
    padding: 50px 64px;
  }

  .qing_pic_text .txt {
    width: 100%;
    padding:0;
  }

  .qing_pic_text .pic {
    width: 100%;
    text-align: center;
    padding-top: 30px;
  } 

}

@media screen and (max-width: 992px) {
  :root {
    --qing-pic-text-tip-size: 14px;
    --qing-pic-text-title-size: 32px;
    --qing-pic-text-p-size: 18px;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --qing-pic-text-tip-size: 14px;
    --qing-pic-text-title-size: 28px;
    --qing-pic-text-p-size: 16px;
  }
  .qing_pic_text { 
    display: block;
    padding: 50px 32px;
  }
}

@media screen and (max-width: 576px) {
  :root {
    --qing-pic-text-tip-size: 14px;
    --qing-pic-text-title-size: 24px;
    --qing-pic-text-p-size: 14px;
  }
  .qing_pic_text { 
    display: block;
    padding: 50px 20px;
  }
}


@media screen and (max-width: 1500px) {
  .qing_pic_text .txt .tip{font-size: 40px;}
  .qing_pic_text .txt h3{font-size: 34px;}
}
@media screen and (max-width: 1440px) {
  .qing_pic_text .txt .tip{font-size: 36px;}
  .qing_pic_text .txt h3{font-size: 32px;}
}
@media screen and (max-width: 1281px) {
  .qing_pic_text .txt .tip{font-size: 34px;}
  .qing_pic_text .txt h3{font-size: 30px;}
}
@media screen and (max-width: 1171px) {
  .qing_pic_text .txt .tip{font-size: 30px;}
  .qing_pic_text .txt h3{font-size: 28px;}
}
@media screen and (max-width: 992px) {
  .qing_pic_text .txt .tip{font-size: 26px;}
  .qing_pic_text .txt h3{font-size: 22px;}
  .qing_pic_text .videopalay .videobtn {left: 9%;top: 86%;width: 60px;height: 60px;}
  .qing_pic_text .videopalay .videobtn i {font-size: 26px;}
}
@media screen and (max-width: 768px) {
  .qing_pic_text .txt .tip{font-size: 24px;}
  .qing_pic_text .txt h3{font-size: 20px;}
}
@media screen and (max-width: 480px) {
  .qing_pic_text .txt .tip{font-size: 22px;}
  .qing_pic_text .txt h3{font-size: 18px;}
  .qing_pic_text .videopalay .videobtn {left: 12%;top: 79%;}
}