* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.page {
    display: flex;
    flex-wrap: wrap;
}
  
.section {
    width: 100%;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}
  
.menu {
    background-color: #5995DA;
    height: 80px;
}
  
.header {
    background-color: #B2D6FF;
}
  
.content {
    background-color: #EAEDF0;
    height: 600px;
}
  
.sign-up {
    background-color: #D6E9FE;
}
  
.feature-1 {
    background-color: #F5CF8E;
}
  
.feature-2 {
    background-color: #F09A9D;
}
  
.feature-3 {
    background-color: #C8C6FA;
}

/* Mobile Styles */
@media only screen and (max-width: 400px) {
    body {
      background-color: #F09A9D; /* Red */
    }
}
  
/* Tablet Styles */
@media only screen and (min-width: 401px) and (max-width: 960px) {
    body {
      background-color: #F5CF8E; /* Yellow */
    }
}
  
/* Desktop Styles */
@media only screen and (min-width: 961px) {
    body {
      background-color: #B2D6FF; /* Blue */
    }
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.page {
    display: flex;
    flex-wrap: wrap;
}
  
.section {
    width: 100%;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}
  
.menu {
    background-color: #5995DA;
    height: 80px;
}
  
.header {
    background-color: #B2D6FF;
}
  
.content {
    background-color: #EAEDF0;
    height: 600px;
}
  
.sign-up {
    background-color: #D6E9FE;
}
  
.feature-1 {
    background-color: #F5CF8E;
}
  
.feature-2 {
    background-color: #F09A9D;
}
  
.feature-3 {
    background-color: #C8C6FA;
}

/* Mobile Styles */
@media only screen and (max-width: 400px) {
}
  
/* Tablet Styles */
@media only screen and (min-width: 401px) and (max-width: 960px) {
    .sign-up,
    .feature-1,
    .feature-2,
    .feature-3 {
      width: 50%;
    }
}
  
/* Desktop Styles */
@media only screen and (min-width: 961px) {
}
Add css for tablet mode
Add css for tablet mode
