article > header{
    color: red;
    font-size: 3rem;
    text-align: center;
    font-weight:bold;
}
article > h1{
    text-align: center;
}
article > div{
    text-align: center;
    font-size: 1.5em;
    color:orange;
    background-color: rgb(190, 190, 190);
}
section > header{
    font-size: 2rem;
    font-weight:bold;
}
section > h1{
    text-align: center;
}
section:nth-child(even){
    border: solid rgb(101, 222, 101) 4px;
}
section:nth-child(odd){
    border: solid red 4px;
}
section{
    margin: 0.5em;
    float: left;
    padding: 1em;
}
div > h1{
    text-align: center;
} 
body{
    margin-left: 5%;
    margin-right:5% ;
}
section > section{
    padding:0px;
    margin: 0px;
}
section > div > div{
    color:orange;
    font-size: xx-large;

} 
section > div:nth-child(even){
    color:orange;
    
}
section> div{
    color:orange;
    text-align: center;
    font-size: 2em;
}
section > div > h1:nth-child(odd){
    color:black;
}