body {
    display: flex; 
    margin: 0; 
}

section {
    display: inline-block; 
    width: 50%; 
    height: 100vh; 
    overflow-y: auto; 
    
}

section:nth-child(1) {
    background-color: rgb(132, 186, 182);
}
section:nth-child(2) {
    background-color: rgb(141, 193, 151);
}