* {
    box-sizing: border-box;
}

html {
    overflow: hidden;
}

body {
    font-family: "Source Sans Pro", sans-serif;
}

.logo {
    position: fixed;
    top: 10px;
    left: 20px;
    font-weight: bold;
}

.left {
    width: 30%;
    float: left;
    height: 100vh;
    overflow: auto;
    padding: 30px;
}

.right {
    float: right;
    width: 70%;
    height: 100vh;
    overflow: auto;
    padding: 30px;
}

.img-block img {
    max-width: 100%;
}

/* EXAMPLES */

.another-style {
    color: pink;
    font-size: 20px;
}

.link {
    color: green;
    font-weight: bold;
}

.styled-paragraph {
    font-style: italic;
    color: #ccc;
}