:root {
  --qing-mul-pic-text-title-size: 36px;
  --qing-mul-pic-text-p-size: 20px;
}
.qing_mul_pic_text {
  width: 1440px;
  margin: 0 auto;
  padding: 20px 0;
}
.qing_mul_pic_text ul li {
  display: flex;
}

.qing_mul_pic_text ul li>div {
  flex: 1;
}

.qing_mul_pic_text ul li:nth-child(2n) { 
  flex-direction: row-reverse;
  -webkit-flex-direction: row-reverse
}

.qing_mul_pic_text ul li .txt {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.qing_mul_pic_text ul li .txt .box {
  width: 520px;
  margin: auto;
}

.qing_mul_pic_text ul li .txt h2{
  font-family: var(--title-font-family);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
}

.qing_mul_pic_text ul li .txt p {
  font-size: 18px;
  margin-top: 18px;
  line-height: 1.5;
  font-weight: 400;
}

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

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

}

@media screen and (max-width: 1280px) {
  :root {
    --qing-mul-pic-text-title-size: 28px;
    --qing-mul-pic-text-p-size: 16px;
  }
  .qing_mul_pic_text ul li .txt .box {
    width: 420px;
  }
}

@media screen and (max-width: 1200px) {
  :root {
    --qing-mul-pic-text-title-size: 24px;
    --qing-mul-pic-text-p-size: 14px;
  }
  .qing_mul_pic_text ul li .txt .box {
    width: 320px;
  }
  .qing_mul_pic_text { 
    width: 100%;
    padding: 20px 20px;

  }
  .qing_mul_pic_text ul li .txt p {
    font-size: 15px;
    margin-top: 18px;
    line-height: 1.5;
    font-weight: 400;
  }
}
@media screen and (max-width: 1024px) {
 
   .qing_mul_pic_text { 
    width: 100%;
    padding: 20px 20px;

  }
  .qing_mul_pic_text ul li .txt p {
    font-size: 15px;
    margin-top: 18px;
    line-height: 1.5;
    font-weight: 400;
  }
}

@media screen and (max-width: 992px) {
  :root {
    --qing-mul-pic-text-title-size: 36px;
    --qing-mul-pic-text-p-size: 20px;
  }
  .qing_mul_pic_text {
    width: 100%;
  }
  .qing_mul_pic_text ul {
    padding: 0px 64px;
  }
  .qing_mul_pic_text ul li {
    display: block;
  }
  .qing_mul_pic_text ul li .txt .box {
    width: 100%;
    margin-top: 30px;
  }
  .qing_mul_pic_text ul li .txt p {
    margin: 10px 0 30px 0;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --qing-mul-pic-text-title-size: 28px;
    --qing-mul-pic-text-p-size: 16px;
  }
  .qing_mul_pic_text{
     width: 100%;
   }
  .qing_mul_pic_text ul {
    padding: 0px 32px;
  }
}

@media screen and (max-width: 576px) {
  :root {
    --qing-mul-pic-text-title-size: 24px;
    --qing-mul-pic-text-p-size: 14px;
  }
  .qing_mul_pic_text ul {
    padding: 0px 20px;
  }
}