* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  font-family: "Roboto", sans-serif;
}

.header {
  background-color: #7d3cff;
  color: white;
  padding: 20px;
  text-align: center;
}

.header img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
  height: auto;
}

.navbar {
  display: flex;
  background-color: #333;
  overflow: hidden;
}

.navbar a {
  color: white;
  padding: 14px 20px;
  text-decoration: none;
  text-align: center;
}

.navbar a:hover {
  background-color: #ddd;
  color: black;
}

.main {
  padding: 20px;
}

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

.footer img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
  height: auto;
}

table {
  width: 60%;
  border-width: 2px 2px 2px 2px;
  border-style: solid;
  border-color: black;
}

td {
  text-align: center;
}

ul {
  list-style-type: circle;
}