style.css

/* styles.css */

/* リセットCSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

header {
  background-color: #333;
  color: #fff;
  padding: 10px;
  width: 100%;
  position: fixed;
}

h2 {
  font-size: 25px;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: space-around;
}

nav a {
  text-decoration: none;
  color: #fff;
}

section {
  padding: 0 0 20vh 0;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero {
  text-align: center;
  padding: 40vh 0;
  min-height: 100vh;
  background-color: #f2f2f2;
}

.hero h1 {
  font-size: 5vh;
  margin-bottom: 20px;
}

.hero p {
  font-size: 2vh;
}

#about p {
  font-size: 20px;
  color: #666;
}

.plant-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-gap: 20px;
}

.plant {
  text-align: center;
}

.plant img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: 5px;
  cursor: pointer;
}

.plant h3 {
  margin: 10px 0;
}

.plant p {
  font-size: 14px;
  color: #888;
}

.achievement-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 20px;
}

.achievement {
  text-align: center;
}

.achievement img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: 5px;
  cursor: pointer;
}

.achievement h3 {
  margin: 10px 0;
}

.achievement p {
  font-size: 14px;
  color: #888;
}

#contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

@media screen and (max-width : 831px ){
	#contact-form {
    display: block;
  }
  .form-group input,
  .form-group textarea {
    width: 100%;
    padding: 15px;
    border-radius: 5px;
    border: 1px solid #ccc;
  }
  .form-group {
    padding: 10px 0;
  }
}

button[type="submit"] {
  background-color: #333;
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

footer {
  background-color: #333;
  color: #fff;
  padding: 10px;
  text-align: center;
}