.box{
    position: relative;
    perspective: 1000px; 
}
.hisdd{height:450px; overflow:hidden}
.box img{
    width: 100%;
    height: auto;
    opacity:1;
    transform: translateY(0) rotateX(0);
    transition: all 0.6s ease-in-out 0s; max-height:1450px; min-height:430px
}
.box:hover img{
    transform: translateY(-100%) rotateX(90deg);
    transform-origin: center bottom 0;
    opacity:0;
}
.box .over-layer{
    position: absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    opacity:0;
    background:rgb(214,0,14,1);
    text-align:center;
    padding: 0 20px;
    transition: all 0.60s ease-in-out 0s;
}

.box:hover h3.rtt_t{  opacity:0; ;}
.box:hover .over-layer{opacity:1;}
.col-md-4{ margin-bottom:40px}

.box h3.rtt_t{ margin-top:20px}



.box:hover .over-layer{
    opacity:0.8;
}
.box .title,
.box .description,
.box .social-links{
    position: relative;
    top: 11%;
    color: #fff;
}
.box .description p{
 font-size:1.6rem; line-height:1.6

}

.box .title{
    text-transform: capitalize;
}
.box .title:after,
.box .description:after{
    content:"";
    width: 50%;
    display: block;
    margin: 10px auto 0;
    border-bottom: 1px solid #fff;
}
.box .social-links{
    padding:0;
    margin:0;
    list-style: none;
}
.box .social-links li{
    margin: 10px;
    display: inline-block;
}
.box .social-links li a{
    color: #fff;
    font-size: 20px;
}
.box .social-links li a:hover{
    color: #ffff;
    text-decoration: none;
}.box .title{ color:#333}
.box .over-layer h3{ color:#fff}


@media only screen and (max-width: 990px){
    .box{  margin-bottom:20px; }
	
	.hisdd {
    height: 250px;
    overflow: hidden;
}
	
}