.grid-container2 {
  display: grid;
  grid-template-columns: 33% 33% 33%;
  grid-gap: 10px;
  background-color: gold;
  padding: 10px;
}

.grid-container2 > div {
  font-family: Helvetica, Arial, sans-serif;
  color: midnightblue;
  background-color: gold;
  text-align: center;
  padding: 10px;
  font-size: 1.5em;
}

.footer1 {
  grid-area: 1 / 1 / 1 / 4;
}

.footer2 {
  grid-area: 2 / 1 / 2 / 2;
}

.footer3 {
  grid-area: 2 / 2 / 2 / 3;
}

.footer4 {
  grid-area: 2 / 3 / 2 / 4;
}

a {
  color: midnightblue;
  text-decoration: none;
}

@media only screen and (max-width: 1007px) {


.grid-container2 {
  display: grid;
  grid-template-columns: 33% 33% 33%;
  grid-gap: 7px;
  background-color: gold;
  padding: 7px;
}

.grid-container2 > div {
  font-family: Helvetica, Arial, sans-serif;
  color: midnightblue;
  background-color: gold;
  text-align: center;
  padding: 7px;
  font-size: 1.25em;
}

.footer1 {
  grid-area: 1 / 1 / 1 / 4;
}

.footer2 {
  grid-area: 2 / 1 / 2 / 2;
}

.footer3 {
  grid-area: 2 / 2 / 2 / 3;
}

.footer4 {
  grid-area: 2 / 3 / 2 / 4;
}

a {
  color: midnightblue;
  text-decoration: none;
}
}

@media only screen and (max-width: 640px) {


.grid-container2 {
  display: grid;
  grid-template-columns: 100%;
  grid-gap: 5px;
  background-color: gold;
  padding: 5px;
}

.grid-container2 > div {
  font-family: Helvetica, Arial, sans-serif;
  color: midnightblue;
  background-color: gold;
  text-align: center;
  padding: 5px;
  font-size: 1em;
}

.footer1 {
  grid-area: 1 / 1 / 2 / 2;
}

.footer2 {
  grid-area: 2 / 1 / 3 / 2;
}

.footer3 {
  grid-area: 3 / 1 / 4 / 2;
}

.footer4 {
  grid-area: 4 / 1 / 5 / 2;
  width:90%;
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

a {
  color: midnightblue;
  text-decoration: none;
}
}