p { 
    position: relative; 
    margin: 40px;
}

h1 {
    text-align: center;
}

h3 {
    text-align: center;
}

p:nth-child(odd) { 
    text-align: left; 
    margin-left: 60px;
}
p:nth-child(even) { 
    text-align: right; 
    margin-right: 60px; 
}