.copy_text_p {
  display: inline-block;
  font-size: 1.2rem;
  color: #666;
  line-height: 28px;
  margin-top: 20px;
  text-indent: 2em;
}

.sm {
  display: block;
  color: #666;
  font-size: 1rem;
  line-height: 24px;
  margin-top: 20px;
}


.copy_img {
  display: block;
  /* width: 100%; */
  margin-top: 30px;
  margin: 0 auto;
}




/* 文本部分 */
.part3 {
  display: block;
  font-size: 16px;
  line-height: 1.8;
  text-indent: 1.5em;
  width: 70%;
  margin: 20px auto;
  color: #333;
  line-height: 52px;
}

/* 图片 */
.container_copy img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
}


.features {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  text-align: center;
  padding: 20px;
}

.feature {
  width: 30%;
  margin: 20px 0;
}

.feature img {
  width: 50px;
  height: 50px;
  margin-bottom: 20px;
}

.feature h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.feature p {
  font-size: 1rem;
  color: #666;
}

@media (max-width: 768px) {
  .feature {
    width: 45%;
  }
}

@media (max-width: 480px) {
  .feature {
    width: 100%;
  }
}

.features {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  text-align: center;
  padding: 20px;
}

.feature {
  width: 30%;
  margin: 20px 0;
  padding: 20px;
  background-color: white;
  border-radius: 8px;
  transition: box-shadow 0.3s ease;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  /* 默认的轻微阴影 */
}

.feature img {
  width: 50px;
  height: 50px;
  margin-bottom: 20px;
}

.feature h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.feature p {
  font-size: 1rem;
  color: #666;
}

/* 悬浮时增加阴影效果 */
.feature:hover {
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
  /* 悬浮时加深阴影 */
}

@media (max-width: 768px) {
  .feature {
    width: 45%;
  }
}

@media (max-width: 480px) {
  .feature {
    width: 100%;
  }
}