body {
  font-family: "Yu Gothic", "Hiragino Kaku Gothic Pro", Meiryo, sans-serif;
  color: black;
  margin: 0;
  background-color:silver;
}

header {
  background-color: white;
  padding: 1em;
  color: black;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 1.6em;
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 0.5em 0;
  margin: 0;
  background-color: dimgray;
}

nav li {
  margin: 0 1em;
}

nav a {
  color: white;
  text-decoration: none;
  font-size: 1em;
}

nav a:hover {
  text-decoration: underline;
}

section {
  max-width: 800px;
  margin: 2em auto;
  padding: 1.5em;
  background-color: white;
  border-radius: 6px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h2 {
  color: black;
  margin-top: 0;
}

h3 {
  margin-bottom: 0.5em;
}

h4 {
  margin: 1em 0 0.5em;
}

ul {
  padding-left: 1em;
}

ul li {
  margin-bottom: 0.5em;
  font-weight: bold;
}

ul li ul li{
  font-weight: normal;
}

a {
  color: #0056a6;
}

a:hover {
  text-decoration: underline;
}

/* define width for <span class="time"> */
span.time {
  display: inline-block;
  width: 150px;
  text-align: left;
  /* color: gray; */
}


footer {
  text-align: center;
  padding: 1em;
  background-color: #e0e0e0;
  font-size

.section-box {
  border: 1px solid #ccc;
  padding: 30px;
  max-width: 800px;
  margin: 60px auto;
  background-color: #fff;
  box-shadow: 2px 2px 10px rgba(0,0,0,0.1);
  border-radius: 10px;
}

.section-title {
  text-align: center;
  font-size: 2em;
  margin-bottom: 30px;
  position: relative;
}

.section-title::before,
.section-title::after {
  content: '';
  display: inline-block;
  width: 30%;
  height: 1px;
  background-color: #000;
  vertical-align: middle;
  margin: 0 20px;
}

.section-content {
  text-align: center;
  font-size: 1.1em;
  line-height: 1.8em;
}
.photo{
float: left;
padding-right: 20px;
}