.image-grid{
    padding: 0 30px;
}
.box {
	max-width: 605px;
}
.know-box {
    position: relative;
    display: inline-block;
}
.know-box:hover {
    box-shadow: 0 0 15px #9a9a9a;
}
.know-box-overlay:before{
    background: rgba(0, 0, 0, .4);
    bottom: 0;
    content: '';
    display: block;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    z-index: 5;
}
.know-box .text {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    color: #fff;
    text-align: center;
    transform: translateY(-50%);
    text-transform: uppercase;
    font-weight: 600;
    padding: 0 100px;
    z-index: 10;
}
.z-1of3 .know-box .text {
    padding: 0 20px;
}
.know-box .text a {
    padding: 13px 55px;
    background-color: #d4a929;
    text-transform: none;
    color: #fff;
    font-weight: normal;
    display: inline-block;
    margin: 25px 0 0 0;
}
.know-box .text a:hover {
    background-color: #fac72f;
}





@media screen and (max-width: 1362px) {
    .image-box .text{
        font-size: 24px;
    }
    .image-box .text a{
        padding: 15px 40px;
    }
}
@media screen and (max-width: 992px) {
	.know-box .text {
        padding: 0 25px;
    }
}
@media screen and (max-width: 767px) {
    .image-box{
        margin: auto;
        max-width: 605px; /* match the image's max-width */
        width: 100%;
    }
}
@media screen and (max-width: 479px) {
	.know-box .text a {
	    padding: 10px 25px;
	    margin: 15px 0 0 0;
	}
}