@import url('https://fonts.googleappis.com/css?family=Passion+One');

body {
    margin: 0;
    padding: 0;
    font-family: 'Passion One', cursive;
}

.text {
    position: fixed;
    top: 50%;
    color: #fff;
    left: 15%;
    transform: translateY(-50%);
    font-size: 500%;
    border: 15px solid #fff;
    padding: 20px;
    text-align: center;
    mix-blend-mode: difference;
}

section {
    width: 100%;
    height: 100vh;
}

    section:nth-child(1) {
        background: #000;
    }

    section:nth-child(2) {
        background: #fff;
    }

    section:nth-child(3) {
        background: #3e1bc5;
    }

    section:nth-child(4) {
        background: #e2ff00;
    }

    section:nth-child(5) {
        background: #ff5e00;
    }

    section:nth-child(6) {
        background: #A020F0;
    }

    section:nth-child(7) {
        background: #00FF00
    }