Bản mẫu:JohnyCuTis/styles.css

.main-box {
    position: relative;
    margin: 1.2rem auto;
    padding: 1rem 2rem;
    max-height: 22.5rem;
    max-width: 43.5rem;
    color: White;
	font-family: Stencil;
    font-size: 2rem;
    background-color: rgba(0,0,0,0.3);
    text-shadow: -1px 0 black, 0 1px black, 1px 0 black, 0 -1px black;
    line-height: 1;
}

.main-box::before {
    content: "";
    z-index: -1;
    position: absolute;
    top: 0;
    right: 0;
    width: 47.5rem;
    height: 40.625rem;
    background-image: url(//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Joker_Hair_Design.jpg/245px-Joker_Hair_Design.jpg);
    background-size: 100% 60%;
    background-repeat: no-repeat;
    filter:contrast(300%);
}