* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  background-image: url(/images/softwarebg.jpg);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  line-height: 1.6;
  color: #333;
}

main {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s ease, transform 1s ease;
}

main.loaded {
  opacity: 1;
  transform: translateY(0);
}

.container {
  margin: 0 auto;
  margin-top: 120px;
  padding: 20px;
  max-width: 1200px;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.section-title {
  color: #00947a;
  border: 2px solid #00947a;
  padding: 20px;
  text-align: center;
  font-size: 28px;
  font-weight: bold;
  margin: 40px auto;
  max-width: 40%;
  border-radius: 12px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Business Box */
.business-box {
  background-color: rgba(255, 255, 255, 0.9);
  padding: 20px;
  margin: 20px auto;
  max-width: 1000px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid #ddd;
}

.business-content {
  font-size: 18px;
  line-height: 1.8;
  margin: 10px;
  color: #333;
}

.quality-section {
  text-align: center;
  margin: 60px 0;
}

.quality-title {
  font-size: 24px;
  color: #00947a;
  font-weight: bold;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #00947a;
}

.quality-content {
  font-size: 16px;
  line-height: 1.8;
  text-align: justify;
  margin: 0 auto;
  margin-top: 40px;
  margin-bottom: 100px;
  background-color: rgba(255, 255, 255, 0.9);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
  .container {
    width: 90%;
    margin-top: 80px;
  }

  .section-title {
    font-size: 22px;
    max-width: 100%;
    word-break: keep-all;
    white-space: nowrap;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .business-content {
    font-size: 16px;
  }

  .quality-title {
    font-size: 20px;
  }

  .quality-content {
    font-size: 14px;
    padding: 20px;
  }
}