style.css

*{
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Josefin Sans', sans-serif;
}
header{
	width: 100%;
	height: 100vh;
	background-image:linear-gradient(rgba(0,0,0,0.3),rgba(0,0,0,0.1)), url(img/aaa.jpg);
	background-size: cover; 
}
nav{
	width: 100%;
	height: 15vh;
	background: rgba(0,0,0,0.2);
	color: #fff;
	display: flex;
	justify-content: space-between;
	align-items: center;
	text-transform: uppercase;
}
nav .logo{
	width: 25%;
	text-align: center; 
	color: pink;
}
nav .menu{
	 width: 40%;
	 display: flex; 
	 justify-content: space-around; 
}
nav .menu a{
	width: 25%;
	text-decoration: none;
	color: #fff;
	font-weight: bold;
}
nav .menu a:first-child{
	color: #00b894;
}
main{
	width: 100%;
	height: 85vh;
	display: flex;
	justify-content: center;
	align-items: center; 
	text-align: center;
	color:#fff;
}
section{

}
section h3{
	font-size: 35px;
	font-weight:200;
	letter-spacing: 3px;
	text-shadow: 1px 1px 2px black;
}
section h1{
	margin: 30px 0px 20px 0px;
	margin-left: 
	font-size: 55px;
	font-weight: 700;
	text-shadow: 2px 1px 5px black;
	text-transform: uppercase;
}
section p{
	font-size: 25px;
	color: #eee;
	word-spacing: 3px;
	margin-bottom: 25px;
	text-shadow: 1px 1px 1px black;
}
section a{
	padding: 12px 30px;
	border-radius: 4px;
	outline: none;
	text-transform: uppercase;
	font-size: 13px;
	font-weight: 500;
	text-decoration: none;
	letter-spacing: 1px;
	transition: all .5s ease;
}
section .button1{
	background: #fff;
	color: black;
}
section .button2{
	background: green;
	color: #fff;
}
.button1:hover{
	background: green;
	color: #fff;
}
.button2:hover{
	background: #fff;
	color: black;
}
.change-content:after{
	content: '';
	animation: changetext 10s infinite linear;
	color: red;

}
@keyframes changetext{
	0%{content:"Cox's Bazar";}
	25%{content:"Bandarnan";}
	50%{content:"Sundarban";}
	75%{content:"Chittagong";}
	100%{content:"Sylhet";}
}