.arrow-1 {
  width:100px;
  height:30px;
  display: flex;
}
.arrow-1:before {
  content: "";
  background: currentColor;
  width:15px;
  clip-path: polygon(0 10px,calc(100% - 15px) 10px,calc(100% - 15px) 0,100% 50%,calc(100% - 15px) 100%,calc(100% - 15px) calc(100% - 10px),0 calc(100% - 10px));
  animation: a1 8.5s  linear;
}
@keyframes a1 {
  90%,100%{flex-grow: 1}
}


    
    .nav {
  background-color: aliceblue; 
  list-style-type: none;
  text-align: center;
  margin: 0;
  padding: 0;
}

.nav li {
  display: inline-block;
  font-size: 25px;
  padding: 20px;
}
    
    div.scrollingprep{
  margin: 4px, 4px;
  padding: 0px;
  background-color:rgba(201,216,227,1.00);
  width: 90%;
  height: 90%;
  overflow-x: hidden;
  overflow-y: auto;
}
        
  
  

/*
		
.centertitle {
	z-index:9999;
	position:absolute;
	left:40px;
	top:515px;
	text-shadow: 1px 1px 10px #686565;
	color:#302C2C;
	font-size: 25px;
    margin: 5px;
vertical-align: middle;
transition: filter .3s;
}  
*/

.skewed {transform: skew(0deg, 355deg); }

.centerImg
{z-index:9999;position:absolute;left:161px;top:296px}

.d-sm-block{z-index:10;display:block!important}

	.showtitle {

		text-shadow: 1px 1px 10px #375262;
	color: #EA3333;
		font-size: 30px;
text-align: center;
	} 



::-webkit-scrollbar {
  width: 18px;
}
::-webkit-scrollbar-track {
  box-shadow: inset 0 0 10px #B2B3B0; 
  border-radius: 10px;
}
 

::-webkit-scrollbar-thumb {
  background-color: darkgrey; 
  border-radius: 10px;
}


::-webkit-scrollbar-thumb:hover {
  background-color: #e0e9f3; 
	width: 16px;
}