.about-box a {
    display: inline-block;
    background-color: #4790cd;
    text-decoration: none;
    color: #fff;
}
.about-box a img {
    float: left;
}
.about-box a span {
    border-left-color: #f2af1c;
    border-width: 18px 17px;
    margin: 22px 0 0 0;
}
.about-box a:hover {
    background-color: #212121;
    box-shadow: 0 0 10px #777676;
}

@media screen and (max-width: 1362px) {
	
	
}
@media screen and (max-width: 992px) {
	
	.about-box a span{margin: 12px 0 0 0;}
	.about-box a img {
	    float: left;
	    width: 100%;
	}
	.about-box a span{display:none;}
}
@media screen and (max-width: 767px) {
	
	.about-box .z-float {
		font-size: 35px;
	}
	.about-box a span{margin: 7px 0 0 0;}
}
@media screen and (max-width: 479px) {
	
	.about-box a span{margin: 10px 0 0 0;}
	
}