.ac-grid {
    position: relative;
    overflow: visible;
    box-sizing: border-box;
}

    .ac-grid .grid-item {
        list-style-type: none;
        overflow: hidden;
        position: absolute;
    }




.ac-grid .grid-image {
    display: block;
    position: absolute;
}

.ac-grid .border {
    position: absolute;
    z-index: 1000;
    background-color: #fff;
}

    .ac-grid .border.left {
        top: 0;
        left: 0;
        width: 5px;
        height: 100%;
    }

    .ac-grid .border.right {
        top: 0;
        right: 0;
        width: 5px;
        height: 100%;
    }

    .ac-grid .border.top {
        top: 0;
        left: 0;
        width: 100%;
        height: 5px;
    }

    .ac-grid .border.bottom {
        bottom: 0;
        left: 0;
        width: 100%;
        height: 5px;
    }

.ac-grid .title {
    position: absolute;
    top: 0;
    width: 100%;
    left: 0;
    text-align: left;
    color: #fff;
    font-size: 32px;
    font-weight: bold;
    padding: 20px;
}