.stx-article-grid {
    padding: 50px 0;
    background-size: cover;
    background-position: center top;
}

.stx-article-grid__header {
    margin-bottom: 30px;
}

.stx-article-grid__heading {
    font-weight: bold;
}

.stx-article-grid__item {
    display: flex;
    flex-direction: row;
    justify-content: center;
    margin-bottom: 15px;
    height: 125px;
    position: relative;
    overflow: hidden;
}

.stx-article-grid__item:link,
.stx-article-grid__item:visited,
.stx-article-grid__item:hover,
.stx-article-grid__item:active {
    text-decoration: none;
}

.stx-article-grid__item:before {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 5;
    border: 4px solid transparent;
    content: "";
    opacity: 0;
    transition-property: opacity;
    transition-duration: .5s;
}

.stx-article-grid__item--featured.stx-article-grid__item--video:before {
    border: 4px solid transparent;
    opacity: 1;
    background-image: url(https://www.seagate.com/ww/universal/images/play-button.png);
    background-repeat: no-repeat;
    background-position: center 30%;
    background-size: 40%;
}

.stx-article-grid__item:hover:before,
.stx-article-grid__item:active:before {
    opacity: 1;
    border-color: #6ebe49;
}

.stx-article-grid__item--featured.stx-article-grid__item--video:hover:before,
.stx-article-grid__item--featured.stx-article-grid__item--video:active:before {
    background-image: none;
}

.stx-article-grid__item--featured {
    height: 370px;
    background-size: cover;
    background-position: center top;
    flex-direction: column;
}

.stx-article-grid__item--featured {
    background-color: #000;
}

.stx-article-grid__item--video:after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-position: 25px center;
    background-repeat: no-repeat;
    background-image: url(https://www.seagate.com/ww/universal/images/play-button.png);
    background-size: 75px;
}

.stx-article-grid__item--featured.stx-article-grid__item--video:after {
    background-image: none;
}

.stx-article-grid__item-img {
    width: 125px;
}

.stx-article-grid__item-content {
    background-color: rgba(0,0,0,.75);
    padding: 25px 10px;
    position: relative;
    height: 100%;
    width: 75%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.stx-article-grid__item--featured .stx-article-grid__item-content {
    background-color: rgba(0,0,0,.75);
    padding: 10px 10px;
    position: relative;
    width: 350px;
    top: 284px;
    transition-property: top;
    transition-duration: .5s;
    justify-content: flex-start;
}

.stx-article-grid__item-title {
    font-size: 18px;
    line-height: 22px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
    height: 66px;
}

.stx-article-grid__item-desc {
    font-size: 16px;
    line-height: 22px;
    color: #fff;
    margin-bottom: 10px;
    opacity: 0;
    transition-property: opacity;
    transition-duration: .5s;
}

.stx-article-grid__item--featured:hover .stx-article-grid__item-content {
    top: 0;
    justify-content: center;
}

.stx-article-grid__item--featured:hover .stx-article-grid__item-title {
    height: auto;
}

.stx-article-grid__item--featured:hover .stx-article-grid__item-desc {
    opacity: 1;
}

.stx-article-grid__footer {
    padding-top: 20px;
    text-align: center;
}

@media(max-width: 1199px) and (min-width:980px) {

    .stx-article-grid__item-img {
        width: 100px;
    }

    .stx-article-grid__item {
        height: 100px;
    }

    .stx-article-grid__item--featured {
        height: 300px;
    }

    .stx-article-grid__item-content {
        padding: 10px 10px;
    }

    .stx-article-grid__item--featured .stx-article-grid__item-content {
        top: 220px;
        width: 280px;
    }
    
    .stx-article-grid__item--video:after {
        background-size: 50px;
    }

    .stx-article-grid__item-title {
        font-size: 16px;
        line-height: 20px;
        margin-bottom: 5px;
        height: 60px;
    }

    .stx-article-grid__item-desc {
        font-size: 14px;
        line-height: 20px;
        margin-bottom: 10px;
    }

}

@media(max-width: 979px) and (min-width:768px) {

    .stx-article-grid__item-img {
        width: 75px;
    }

    .stx-article-grid__item {
        height: 75px;
    }

    .stx-article-grid__item-content {
        padding: 5px 10px;
    }

    .stx-article-grid__item-title {
        font-size: 12px;
        line-height: 16px;
        margin-bottom: 5px;
        height: 48px;
    }

    .stx-article-grid__item--featured {
        height: 228px;
    }
    
    .stx-article-grid__item--video:after {
        background-size: 50px;
        background-position: 12px center;
    }

    .stx-article-grid__item--featured .stx-article-grid__item-content {
        top: 154px;
        width: 208px;
    }

    .stx-article-grid__item--featured .stx-article-grid__item-title {
        font-size: 14px;
        line-height: 18px;
        margin-bottom: 5px;
        height: 54px;
    }

    .stx-article-grid__item-desc {
        font-size: 12px;
        line-height: 18px;
        margin-bottom: 10px;
    }

}

@media(max-width: 767px) {

    .stx-article-grid__item-img {
        width: 70px;
    }

    .stx-article-grid__item {
        height: 70px;
    }

    .stx-article-grid__item-content {
        width: 100%;
        padding: 8px 10px;
    }

    .stx-article-grid__item--featured {
        height: 228px;
    }
    
    .stx-article-grid__item--video:after {
        background-size: 45px;
        background-position: 12px center;
    }
    
    .stx-article-grid__item--featured.stx-article-grid__item--video:before {
        background-position: center 20%;
        background-size: 100px;
    }

    .stx-article-grid__item--featured .stx-article-grid__item-content {
        padding: 10px 4%;
        top: 154px;
        width: 92%;
    }

    .stx-article-grid__item-title {
        font-size: 14px;
        line-height: 18px;
        margin-bottom: 5px;
        height: 54px;
    }

    .stx-article-grid__item-desc {
        font-size: 12px;
        line-height: 18px;
        margin-bottom: 10px;
    }

}