h1,
h2,
h3,
h4,
h5,
h6,
.exam-heading {
    margin-bottom: 20px;
}

.container-exam {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    z-index: 2;
    background-attachment: fixed;
    background-size: cover;
    background-position: center center;
    box-sizing: border-box;
}

.container-exam:before {
    content: '';
    position: absolute;
    height: 100%;
    width: 100%;
    left: 0;
    top: 0;
}

.container-exam .card-exam {
    vertical-align: top;
    width: 280px;
    height: 450px;
    position: relative;
    margin: 30px 80px;
    box-shadow: 20px 20px 50px rgba(0, 0, 0, 0.8);
    border-radius: 25px;
    background-color: rgba(255, 255, 255, 0.1);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
    text-align: center;
}

.card-exam .content {
    padding: 20px;
    transition: 0.8s all ease;
    color: #ccc;
    transform: none;
    opacity: 1;
}

.exam-para {
    transition: opacity 0.5s ease, visibility 0.5s ease;
    opacity: 1;
    visibility: visible;
    font-weight: 700;
}

.hide-para {
    opacity: 0;
    visibility: hidden;
}

.card-exam img {
    position: absolute;
    filter: invert(82%) sepia(60%) saturate(2929%) hue-rotate(353deg) brightness(105%) contrast(103%);
    width: 40px;
    height: 40px;
    top: 50px;
    opacity: 1;
    z-index: -1;
}

.card-exam .content h2 {
    color: #251f1f;
    font-weight: 400;
}

.card-exam .read-more-exam {
    background: linear-gradient(45deg, #ff8c00, #ff0080, #8000ff, #00ff80);
}

.card-exam .content a {
    display: inline-block;
    margin-top: 20px;
    text-decoration: none;
    padding: 8px 30px 11px;
    border: 2px solid #fff;
    text-transform: uppercase;
    color: #fff;
    border-radius: 50px;
    box-shadow: 0px 5px 50px rgba(0, 0, 0, 0.8);
    transition: 0.8s all ease;
}

.card-exam .content a:hover {
    background: #9C27B0;
}

@media only screen and (max-width:900px) {
    .container-exam {
        display: block;
    }
}