.header {
  width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}

.container {
  margin: 10%;
  position: sticky;
  top: 0;

  margin-top: 30px;
  background-color: #ffffff;
  box-sizing: border-box;
}

.nav {

  display: flex;
  justify-content: space-between;
  box-sizing: border-box;
  font-weight: bolder;
}

.nav li {
  width: 200px;
  background-color: rgb(60, 241, 90);
}

.nav a {

  font-size: 25px;
  font-weight: bold;
  color: #3f589b;
  display: block;
  text-align: center;
}

.rog {
  margin-top: -90px;
  margin-left: 10%;


}

.tilt {
  width: 100px;
  margin: auto;
  font-size: 25px;
  font-weight: bold;
}

.Speech {
  margin: auto;
}

.greeting {
  width: 600px;
  margin: auto;
  font-size: 20px;
}





.sign {
  margin-left: 70%;
  margin-right: auto;
  width: 45%;
}

.title {

  font-size: 25px;
  font-weight: bold;
  margin-left: 20%;
  margin-right: auto;
}

.Corporate_table {
  margin-top: 15px;
  margin: auto;
  border-collapse: collapse;
}

.Corporate_table th {
  display: block;
  font-size: 20px;
  width: 100%;
  padding: 8px 5px 8px 20px;
  text-align: left;
  background-color: #eaf4fc;
}

.Corporate_table td {
  font-size: 22px;
  display: block;
  width: 100%;
  margin-left: 50px;
  padding: 8px 5px 8px 80px;
  text-align: left;
}

.History_table {
  width: 100%;
  margin-top: 5px;
  margin-left: 0;
  margin-right: 0;
  margin-bottom: 50px;
  border-collapse: collapse;
}

.History_table th {
  display: block;
  width: 100%;
  padding: 8px 5px 8px 5px;
  text-align: left;
  background-color: #eaf4fc;
}

.History_table td {
  display: block;
  width: 100%;
  margin-left: 50px;
  padding: 8px 5px 8px 5px;
  text-align: left;
}