* {
    box-sizing: border-box;
}

body {
    font-family: Arial;
    padding: 20px;
    background: #f1f1f1;
}

/* Header/Blog Title */
.header {
    padding: 30px;
    font-size: 40px;
    text-align: center;
    background: white;
}

/* Create two unequal columns that floats next to each other */
/* Left column */
.leftcolumn {
    float: left;
    width: 75%;
}

/* Clear floats after the columns */
.row:after {
    content: "";
    display: table;
    clear: both;
}


/* Responsive layout - when the screen is less than 800px wide, make the two columns stack on top of each other
instead of next to each other */
@media screen and (max-width: 800px) {
    .leftcolumn, .rightcolumn {
        width: 100%;
        padding: 0;
    }
}