* {
  margin: 0;
  padding: 0;
}

body {
  background-color: #f2f2f2;
  justify-content: center;
  text-align: center;
}

header {
  background-color: rgb(172, 18, 18);
  padding: 20px;
  text-align: center;

}

.content {
  display: flex;
  justify-content: space-between;
  height: 85vh;
  text-align: center;
}

.left {
  background-color: yellow;
  width: 250px;
  padding-bottom: 8%;
  padding-top: 12%;
  text-align: center;
}

main {
  background-color: white;
  justify-content: center;
  width: 100%;
  text-align: center;
  padding-bottom: 8%;
  padding-top: 12%;
}

.right {
  background-color: lightgreen;
  justify-content: center;
  width: 250px;
  text-align: center;
  padding-bottom: 8%;
  padding-top: 12%;
}

footer {
  background-color: lightblue;
  padding: 20px;
  text-align: center;
  font-weight: bold;
}

    @media screen and
(min-width: 768px) and
(max-width:1023px) {
     .content {
      background-color: deeppink;
     } 
    }
@media (max-width: 768px) {
  .content {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
 }
  } 
  .main {
    background-color: rgb(35, 252, 15);
  }

  header, main, .right, .left, footer {
        width: 100%;
        /* height: 25%; */
    }