.oil-contents {
  letter-spacing: 0.1rem;
  background-image: url(../img/essentialoil-backimg.png);
  background-repeat: no-repeat;
  background-position: bottom;
  padding-bottom: 200px;
}

.oil-contents h3 {
  max-width: 550px;
  font-size: 1.56rem;
  padding-bottom: 56px;
  line-height: 2rem;
  font-family: "Hiragino Mincho ProN","serif";
}

.oil-wrap {
  display: flex;
  justify-content: center;
  max-width: 1400px;
  margin: 0 auto;
}

.oil-text {
  width: 550px;
  font-size: 1rem;
  line-height: 1.9rem;
  padding-left: 10px;
}

.oil-text p:nth-child(3) {
  padding: 30px 0;
}

.oil-pic {
  max-width: 100%;
  width: 540px;
  height: 680px;
  background-image: url(../img/aromaoil.png);
  background-repeat: no-repeat;
  background-position: center;
  margin-left: 50px;
}

@media screen and (max-width: 1000px){
  .oil-contents {
    width: 100%;
    background-image: unset;
    position: relative;
    padding-bottom: 0;
  }  

  .oil-wrap {
    flex-direction: column-reverse;
  }

  .oil-contents h3 {
    background-color: #fff;
    padding: 10px 5px 30px 20px;
    margin-left: -1px;
    font-size: clamp(15px, 4vw, 25px);
    line-height: 3rem;
  }

  .oil-text {
    width: 100%;
    margin-top: -100px;
    z-index: 2;
    padding-left: 0;
  }

  .oil-text p {
    padding: 0 20px;
  }

  .oil-text p:nth-child(3) {
    padding: 30px 20px;
  }
  
  .oil-pic {
    width: 100%;
    margin-left: 0;
  }
}

@media screen and (max-width: 630px) {
  .oil-pic {
    height: 500px;
    background-position: bottom center;
  }

  .oil-contents h3 {
    max-width: 90%;
    line-height: 1.9rem;
  }

  .oil-text p {
    font-size: 0.875rem;
  }
}