.grid-container3 {
  display: grid;
  grid-template-columns: 20% 20% 20% 20% 20%;
  grid-gap: 0px;
  background-color: rgb(255,255,255);
  padding: 0px;
}

.banner1 {
  grid-area: 1 / 1 / 2 / 6;
}


.banner2 {
  grid-area: 1 / 1 / 6 / 6;
}

#bannertext {
  width: auto;
  height: 200px;
  color: white;
  text-align: center;
  animation-name: banner3;
  animation-duration: 7s;
  animation-delay: 1s;
  animation-iteration-count: 3;
}

@keyframes banner3 {
  0%   {color: white;}
  12.5%  {color: red;}
  25%  {color: orange;}
  37.5% {color: yellow;}
  50% {color: green;}
  62.5% {color: blue;}
  75% {color: indigo;}
  87.5% {color: violet;}
  100% {color: white;}
}


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

.grid-container3 {
  display: grid;
  grid-template-columns: 20% 20% 20% 20% 20%;
  grid-gap: 0px;
  background-color: rgb(255,255,255);
  padding: 0px;
}

.banner1 {
  grid-area: 1 / 1 / 2 / 6;
}


.banner2 {
  grid-area: 1 / 1 / 6 / 6;
}

#bannertext {
  width: auto;
  height: 150px;
  color: white;
  text-align: center;
  animation-name: banner3;
  animation-duration: 7s;
  animation-delay: 1s;
  animation-iteration-count: 3;
}

@keyframes banner3 {
  0%   {color: white;}
  12.5%  {color: red;}
  25%  {color: orange;}
  37.5% {color: yellow;}
  50% {color: green;}
  62.5% {color: blue;}
  75% {color: indigo;}
  87.5% {color: violet;}
  100% {color: white;}
}

}

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

.grid-container3 {
  display: grid;
  grid-template-columns: 20% 20% 20% 20% 20%;
  grid-gap: 0px;
  background-color: rgb(255,255,255);
  padding: 0px;
}

.banner1 {
  grid-area: 1 / 1 / 2 / 6;
}


.banner2 {
  grid-area: 1 / 1 / 6 / 6;
}

#bannertext {
  width: auto;
  height: 100px;
  color: white;
  text-align: center;
  animation-name: banner3;
  animation-duration: 7s;
  animation-delay: 1s;
  animation-iteration-count: 3;
}

@keyframes banner3 {
  0%   {color: white;}
  12.5%  {color: red;}
  25%  {color: orange;}
  37.5% {color: yellow;}
  50% {color: green;}
  62.5% {color: blue;}
  75% {color: indigo;}
  87.5% {color: violet;}
  100% {color: white;}
}

}