@font-face {
    font-family: ProblematicPiercer;
    src: url(../css/ProblematicPiercer.ttf);
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    flex-direction: column;
    color: #333333;
    margin: 0;
    opacity: 0;
    font-family: ProblematicPiercer;
}

div.test {
    font-size: 100px;
}