.box{
  max-width: 75%;
  margin: 50px auto;
  
  display: grid;
  grid-gap: 10px;
  grid-template-columns: 25% minmax(0,1fr)
  
}

body{
  
  background-color: #212529;
  color: white;
  
}

header, nav, main, footer{
  border: black 1px solid;
  border-radius: 5px;
  padding: 0px 5px;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  background-color: #30373e;
}

header{
  grid-column: 1 / 3;
  grid-row: 1 / 2;
  border: black 0px solid;
  font-size: 25px;
  box-shadow: 0 0px 0px;
  background-color: transparent;
}

nav{
  grid-column: 1 / 2;
  grid-row: 2 / 3;
  height: max-content;
}

main{
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  height: max-content;
}

footer{
  grid-column: 1 / 3;
  grid-row: 3 / 4;
}

body{
  
  font-family: Arial, Verdana, Sans-Serif;
  
}

a:link {
    color: #d5eaff;
    text-decoration: underline;
}

a:visited {
    color: #aec6ff;
    text-decoration: underline;
}

a:hover {
    color: #ffe774;
    text-decoration: underline;
}

table, th, td {
  border: 2px solid #30373E;
  border-radius: 10px;
  border-collapse: collapse;
  background-color: #dde7ff;
  color: black;
}
th, td {
  padding: 3px;
}