.center {
	display: block;
	margin-left: auto;
	margin-right: auto;
	margin-top: 20px;
	width: auto;
  }


body{
	margin:0;
	font-family: sans-serif;
	overflow-x: hidden;
}

.heado {
	position: absolute;
	right: 35px;
	font-size: 50px;
	font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
	font-weight: bold;
	color: black;
}

#oss { 
	background-color: white;
	color: black;
}


#oss1 { 
	height: 620px;
	color: black;
}

#abouta { 
	background-color: rgb(73, 72, 72);
}

#contacta { 
	background-color: rgb(73, 72, 72);
}

#cpr { 
	background-color: rgb(195, 28, 28);
}

.logo {
	float: right;
  }
  /* ~~ Top Navigation Bar ~~ */
  
  #navigation-container {
	width: 1200px;
	margin-left: 10px ;
	height: 70px;
  }
  
  .navigation-bar {
	background-color: #ffffff;
	height: 70px;
	width: 100%;
	text-align:left;
  }
  .navigation-bar img{
  float:left;
  margin-left: 0px;
  height: 50%;
  }
  .navigation-bar ul {
	padding: 10px;
	margin: 0px;
	text-align: left;
	display:inline-block;
	vertical-align:top;
  }
  
  .navigation-bar li {
	list-style-type: none;
	padding: 10px;
	/*height: 20px;
	margin-top: 40px;
	margin-bottom: 4px;
	display: inline;*/
  }
  
  .navigation-bar li a {
	color: black;
	font-size: 16px;
	font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
	text-decoration: none;
	line-height: 70px;
	padding: 5px 15px;
	opacity: 0.7;
  }
  
  #menu {
	float: left;
  }





*{
	box-sizing: border-box;
}

.home{
	height: 75vh;
	overflow:hidden;
	position: relative;
}

.home .slide{
	position: absolute;
	left:0;
	top:0;
	width: 100%;
	height: 100%;
	background-size: cover;
	background-position: center;
	z-index:1; 
	display:none;
	padding:0 15px;
	animation: slide 2s ease;
}
.home .slide.active{
	display: flex;
}
@keyframes slide{
	0%{
		transform:scale(1.1);
	}
	100%{
		transform: scale(1);
	}
}
.container{
	max-width: 1170px;
	margin:auto;
	
}

.home .container{
	 flex-grow: 1;
}
.home .caption{
	width:50%;
}
.home .caption h1{
	font-size:42px;
	color:#000000;
	margin:0;
	
}
.home .slide.active .caption h1{
	opacity:0;
	animation: captionText .5s ease forwards;
	animation-delay:1s;
}
.home .caption p{
	font-size: 18px;
	margin:15px 0 30px;
	color:#222222;
}
.home .slide.active .caption p{
	opacity:0;
	animation: captionText .5s ease forwards;
	animation-delay:1.2s;
}
.home .caption a{
 display: inline-block;
 padding:10px 30px;
 background-color: #000000;
 text-decoration: none;
 color:#ffffff;
}

.home .slide.active .caption a{
	opacity:0;
	animation: captionText .5s ease forwards;
	animation-delay:1.4s;
}

@keyframes captionText{
	0%{
		opacity:0; transform: translateX(-100px);
	}
	100%{
	 opacity:1; transform: translateX(0px);	
	}
}

.home .controls .prev,
.home .controls .next{
 position: absolute;
 z-index:2;
 top:50%;
 height:40px;
 width: 40px;
 margin-top: 24px;
 color:#ffffff;
 background-color: #FF5722;
 text-align: center;
 line-height: 40px;
 font-size:20px;
 cursor:pointer;
 transition: all .5s ease;
}
.home .controls .prev:hover,
.home .controls .next:hover{
	background-color: #000000;
}
.home .controls .prev{
 left:0;
}
.home .controls .next{
 right:0;
}

.home .indicator{
	position: absolute;
	left:50%;
	bottom:12px;
	z-index: 2;
	transform: translateX(-50%);
}

.home .indicator div{
	display: inline-block;
	width:25px;
	height: 25px;
	color:#ffffff;
	background-color: #FF5722;
	border-radius:50%;
	text-align: center;
	line-height: 25px;
	margin:0 10px;
}

.home .indicator div.active{
 background-color: #000;
}

/*responsive*/
@media(max-width: 767px){
	.controls{
		display: none;
	}
}