*{
    box-sizing: border-box;
}
body{
    background-color: lightgreen;
    margin: 0;
}
header{
    width: 100%;
    background-color: teal;
    text-align: center;
    font-size: 4em;
    color: white;
    text-transform: uppercase;
    letter-spacing: 5px;
    border-bottom: 15px solid white;
    
    
}
footer{
    width: 100%;
    background-color: teal;
    text-align: right;
    font-size: 1em;
    color: white;
    border-top: 15px solid white;
    
}
article{
    width: 90%;
    margin: 30px auto;
    border-left: 10px solid darkorchid;
    border-right: 10px double darkorchid;
    padding: 0 10px;
}
h1{
    width: 100%;
    background-color: aqua;
    color: white;
    padding: 5px;
    margin-top: 0;
    text-transform: capitalize;
}
p{
    text-indent: 50px;
    font-size: 1.1em;
}
section{
    width: 90%;
    border: 5px solid blue;
    margin: 10px auto;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    padding: 20px;

}
img{
    width: 25%;
}
h3{
    font-size: 1.6em;
}