Marquee images [yardim]

<style type="text/css">
.altcont {
position: relative;
margin:50px 15% 1%;
padding:3px;
background: rgba(29, 43, 83, 0.89);
background-image: -webkit-linear-gradient(45deg, rgba(255, 255, 255, .2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .2) 50%, rgba(255, 255, 255, .2) 75%, transparent 75%, transparent);
width:70%;
overflow:hidden;
}
.marquee{
display:block;
position:relative;
width:4900vh;
height:290px;
animation:scroll 1s linear infinite;
padding:0px;
}

.marquee:hover {
animation-play-state: paused
}

.img1 {
width:150px;
height:290px;
background-color: hsla(14, 100%, 100%, 0.6);

margin:5px;
float:left;
}

/* Make it move */
@keyframes scroll{
0% {left:800px;}
100% {left:-140px;}
}

</style>




<div class="altcont">
<div class="marquee">

<?php $i = 1;while($i <= 193)
{ $i++;
?>
<div class="img1">
<?php echo $i;?>
</div>

<?php ;
} ?>


</div>