*{
    box-sizing: border-box;
}

body{
    background-color: rgb(255, 255, 255);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

article{
    width: 31%
}

img{
    width: 100%;
}
h1{
    font-size: 1.1em;
}

h2:first-of-type{
    color:gray;
    text-align: justify;
}

h2:last-child{
    color: blue;
    text-align: justify;
}