a {
    text-decoration: none;
    color: #fff;
}

#grayscale {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background-image: linear-gradient(to bottom, rgba(0, 0, 0, .8), rgba(0, 0, 0, .5)), url(../img/imagem3.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    z-index: -500;
}

section {
    padding: 4rem 0;
    background-color: #fff;
    font-family: ubuntu;
    margin: 0;
}

.heading {
    text-transform: uppercase;
    font-size: 3.5rem;
    letter-spacing: 3px;
    margin-right: -3px;
    margin-bottom: 3rem;
    margin-top: 100px;
    text-align: center;
    color: #ffff;
    position: relative;
}

.heading::after {
    content: "";
    width: 26rem;
    height: .8rem;
    background-color: #45e19f;
    position: absolute;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2rem;
}

.card-wrapper {
    display: flex;
    align-items: center;
    align-content: center;
    flex-direction: column;
}

.card {
    width: 26rem;
    background-color: #ebeef8;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: .5rem 0;
    box-shadow: .5rem .5rem 3rem rgba(0, 0, 0, 0.2);
    transition: transform .9s ease;

}

.card .card-img {
    width: 100%;
    height: 20rem;
    object-fit: cover;
    -webkit-clip-path: polygon(0 0, 100% 0, 100% 70%, 0% 100%);
    clip-path: polygon(0 0, 100% 0, 100% 70%, 0% 100%);
}

.profile-img {
    width: 13rem;
    height: 13rem;
    object-fit: cover;
    border-radius: 50%;
    margin-top: -8.5rem;
    z-index: 999;
    border: 1rem solid #ffffff;
    background-color: white;
    transition: transform .9s ease;
}

.profile-img:hover {
    transform: scale(2);
}

.card h1 {
    font-size: 2.5rem;
    color: #333;
    margin: 1.5rem 0;
}

.job-title {
    color: #777;
    font-size: 1.5rem;
    font-weight: 300;
}

.about {
    font-size: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    text-align: center;
    color: #333;
}

.card .btn {
    padding: 1rem 2.5rem;
    background-color: #445ae3;
    border-radius: 2rem;
    margin: 1rem 0;
    text-transform: uppercase;
    color: #eee;
    font-size: 1.4rem;
    transition: all .5s;
}

.card .btn:hover {
    transform: translateY(-2px);
    box-shadow: .5rem .5rem 2rem rgba(0, 0, 0, 0.2);
}

.card .btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.card ul {
    width: 100%;
    list-style: none;
    display: flex;
    justify-content: space-evenly;
    padding: 2rem 0;
    margin-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, .1);
}

.card ul i {
    font-size: 3rem;
    transition: color .5s;
}

.fa-facebook {
    color: #3b5999;
}

.fa-twitter {
    color: #55acee;
}

.fa-instagram {
    color: #e6683c;
}

.fa-google-plus {
    color: #dd4b39;
}


.fa-facebook:hover,
.fa-twitter:hover,
.fa-instagram:hover,
.fa-google-plus:hover {
    color: #45e19f;
}

@media screen and (min-width: 700px) {
    .card-wrapper {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
    }

    .card {
        margin: 2rem;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
        }

        to {
            opacity: 1;
        }
    }

    /* .card:nth-child(1) {
        animation: fadeIn .5s .5s backwards;
    }

    .card:nth-child(2) {
        animation: fadeIn .5s 1s backwards;
    }

    .card:nth-child(3) {
        animation: fadeIn .5s 1.5s backwards;
    }

    .card:nth-child(4) {
        animation: fadeIn .5s 2s backwards;
    }

    .card:nth-child(5) {
        animation: fadeIn .5s 2.5s backwards;
    } */
}