body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 800px;
  margin: 50px auto;
  padding: 20px;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
  color: #333;
}

form {
  margin-bottom: 20px;
}

input[type="text"],
textarea {
  width: 100%;
  display: block;
  max-width: 300px;
  padding: 10px;
  margin: 1em auto;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  display: block;
    width: 100%;
    max-width: 320px;
    padding: 10px;
    margin: 0 auto;
    background-color: #ec6161;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.button {
  display: block;
  width: 100%;
  max-width: 320px;
  padding: 10px;
  margin: 0 auto;
  background-color: #E8C73C;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background-color: #6b5b1a;
}

#memo-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  list-style-type: none;
  padding: 0;
  gap: 1em;
}

li {
  width: 100%;
  list-style: none;
  border: #a7a5a5 solid 2px;
  border-radius: 30px;
  padding: 15px;
  max-width: 300px;
}


li h3 {
  width: 100%;
  display: block;
  max-width: 300px;
  padding: 10px;
  margin: 1em auto;
  text-align: center;
}

li p {
  width: 100%;
  display: block;
  max-width: 300px;
  padding: 10px;
  margin: 1em auto;
  background-color: #fff; /* 背景色 */
  background: linear-gradient(180deg, #ccc 1px, transparent 1px); /* 罫線の色と太さ  */
  background-size: 100% 2.5em; /* 行の高さ */
  line-height: 2.5em; /* 文字の高さ */
  padding-bottom: 1px; /* 最終行の下にも罫線を引く */
}
}

.memo-item {
  padding: 10px;
  border-bottom: 1px solid #ccc;
}

.memo-item:last-child {
  border-bottom: none;
}