p {
    color: white;
}
.intro-title {
    padding-bottom: 78.9%;
    max-height: 505px;
    background-image: url(../img/01_topTitle.jpg);
}
.intro-btn {
    width: 50%;
    max-width: 273px;
    height: auto;
    padding: 7px;
    cursor: pointer;
}