*{
  font-family: arial;
  box-sizing: border-box;
}

body{
  background: black;
  color: white;
}

h1, h2, h5{
  text-align: center;
}

table, th, td{
  border: 1px solid white;
  border-collapse: collapse;
}

table{
  border-top: none;
  border-left: none;
}

th, td{
  padding: 10px;
}

.corner{
  border-top: none;
  border-left: none;
}

.wrapTable{
  overflow-x: auto;
  max-width: 800px;
  margin: auto;
}

#mavex{
  display: block;
  width: 150px;
  margin: auto;
  border: 1px solid white;
}