.container {
  width: 1024px;
  text-align: center;
  display: flex;
  flex-direction: column;
}


.container-line {
  display: flex;
  flex-direction: row;
}

div {
  width: 100%;
  margin: 15px 0;
}

table {
  margin: 0 auto; /* or margin: 0 auto 0 auto */
}

.button-blue {
  background-color: #3333aa;
}

pre {
  text-align: left;
}

.button-green {
  background-color: #337733;
  margin: 20px;
}

.box {
  border-radius: 20px;
  border: 1px solid #333333;
  margin: 10px;
  display: flex;
  flex-direction: column;
  justify-content:center;
  align-items: center;
}
.text {
  width: 98%;
  padding: 5px;
  font-size: 11px;
}