Uso isolado da css

eu tenho essa lista de css, também fiz para o link e para a tabela, queria saber se da para fazer a css do a: somente para a id especifica para eu poder criar a: diferentes para diferentes divs

body {

text-align:center;
	background-color: aqua;
}

 img {

 position:absolute;
	top:0px;
	left:300px;

}

table {

 border-color: #000;
 border-width: 1px;
 border-style: solid;
 /* or, of course,
 border: 1px solid #000;
 */
}

#BANNER {

left:100px;
top:-90px;
	padding: 100px;
	height: 78px;
	width:500px;
	margin: auto;
	position: relative;
 horison-align: text-right;

	}

#BUSCA {
	text-align:left;
	padding:10px;
	height: 138px;
	width: 204px;

	float: right;

	left: 800px;
	top: 481px;

	}

#AREA_RESTRITA {

	background-color: white ;
	text-align:left;
 margin:10px;
	padding:10px;
	height: relative;
	width: 204px;

	float: right;
 box-shadow: 3px 3px 3px #888888;
 border-radius: 3px;
	}

#MENU_DE_LINKS + a:link, a:visited {

	background-color: white ;
	text-align:left;
 margin:10px;
	padding:10px;
	height: relative;
	width: 204px;

	float: right;
 box-shadow: 3px 3px 3px #888888;
 border-radius: 3px;
	}

#POSTAGENS {
 border-left: 6px solid LightBlue ;
 background-color: Lavender ;
	text-align:left;
	margin-left: auto;
	margin-right: auto;
	padding: 10px;
	height: relative;
	width: 750px;
	position:relative;

	}

	#Menu:hover, Menu:active {
 background-color: gray;
}

a:link, a:visited {

 font-family: "Times New Roman", Times, serif;

 color: black;

 text-align: left;
 text-decoration: none;
 display: inline-block;
	padding: 5px;
	width: 100%;

}

a:hover, a:active {

 background-color: gray;
padding: 5px;
 width: 100%;

}

input{

	padding:8px;
	display:block;
	border:none;

	width:100%
	}

table {

 border-collapse: collapse;
 width: 100%;
	border: 0px solid black;
}

th, td {

 padding: 15px;
 text-align: left;
 height: 50px;
 border: 0px solid black;
}

tr:nth-child(even){background-color: #f2f2f2}