CSS table placing, and date (look the first comment)

    //i want to place each table above the other not to display on whole screen, apart from this i want to display the current date in the top of every block of tables   
    
     <!DOCTYPE html>
        <html>
        <head>
        </head>
        <style>
        
     //css about table
    
        table.week_view_table{
        	width:300px;
        	border-spacing:0px;
        	border: 0px solid 		#008CBA;
        	border-radius: 10px;
        	padding:5px;
        	float:left;
        	
        	
        	}
        table.week_view_table th{
        	background:#e7e7e7;/* Red */ 
        	color:#000;
        	font-size:14px;
        	padding:5px;
        	text-align:right;
        	border-radius: 5px 0px 0px 5px;
        	font-weight:normal;
        	border: 1px solid 		#008CBA;
        	
            
        	}
        table.week_view_table tr:nth-child(even) {background-color: #f2f2f2}
        table.week_view_table tr:hover{
        	background-color:#e7e7e7;
        	color: #000000;
        	}
        table.week_view_table td{
        	
        	font-size:13px;
        	color:#4e4e4e;
        	padding:5px;
        	
        	}
        table.week_view_table td:hover{
        	color: #000000;
        	
        	}
        </style>
        <body>
        
        <?php
    
    //connect settings
    
        $servername = "sth.gr";
        $username = "sth";
        $password = "sth123";
        $database = "sth";
        
        // Create connection
    
        $con = mysqli_connect($servername, $username, $password, $database);
        
        // Check connection
    
        if ($con->connect_error) {
            die("Connection failed: " . $con->connect_error);
        } 
        ?>
        
        <?php
    
    //here is the variable of the date
    
        $today=date("Y-m-d");
        
    //query
    
        $sql = "
        SELECT FLINES.FLINES,LMAST.NAME,FDOC.FDOC,FLINES.COMMENTS AS FLCOMMENTS,FLINES.QTY1,SUBSTRING(FDOC.TRNDATE,1,10) AS TRNDATE,FLINES.SE1_START,TIMESTAMPDIFF(MINUTE,SE1_START,SE1_END) AS DIFERENCE
        FROM FLINES
        INNER JOIN FDOC ON FDOC.FDOC=FLINES.FDOC
        INNER JOIN LMAST ON LMAST.LMAST=FDOC.LMAST
        INNER JOIN SMAST ON SMAST.SMAST=FLINES.SMAST
        WHERE TRNDATE >= '$today' AND SMAST.U_SE1='true' AND FLINES.SE1_END IS NULL
        ORDER BY TRNDATE,FDOC,FLINES
        ";
        
    //query in a variable to fetch

        $smt=mysqli_query($con,$sql);
        
        //fetch the database
    
        while($row = mysqli_fetch_array($smt)) {
        	if ($temp_FDOC!=$row[FDOC]){ ?>
        	
        	<div style="padding: 15px 0px 5px 5px;">
        			<table class="week_view_table" cellspacing="5" >
        				<tr>
        					<th colspan="10">
    
    //header
    
        	<?php	echo $row[NAME];
        		//echo'<br>'; 
        	?>
        					</th>
        					
        				</tr>
        			<tr>
        					<td>Υλ.</td>
        					<td>Προϊόν</td>
        					<td>Ποσ.</td>
        					<td>Στάδιο</td>
        			</tr>	
        	
        		
        <?php $j=0; } ?>
        
        <tr onclick="document.getElementById('<? echo $row[FLINES];?>').style.display='block'">
        		
    //contents
    
        		<td><?php echo $j=$j+1; ?></td> 
        		<td><?php echo $row[FLCOMMENTS]; ?></td>
        		<td><?php echo $row[QTY1]; ?></td>
        	<td>
        		<?php
    
    //buttons
    
        		if($row[SE1_START]==NULL) { 
        			echo '<button name="flines_id_start" value="<? echo $row[FLINES];?>" type="submit">ΞΕΚΙΝΑΩ</button>';
        			//echo'<br>';
        		} 
        		else {
        			echo '<button name="flines_id_end" value="<? echo $row[FLINES];?>" type="submit">ΕΤΟΙΜΟ</button>';
        			echo '<button name="flines_id_again" value="<? echo $row[FLINES];?>" type="submit">ΕΠΑΝΕΚΚΗΝΙΣΗ</button>';
        			//echo'<br>';
        		} 
        		?>
        	</td>
        </tr>
        	
//temp

        		<?php
        		$temp_FDOC=$row[FDOC];
        	
        		};
        		?>
        </table>
        </div>
        
//for the memory

        <?php
        mysqli_free_result($con);
        ?>
        
        
        </body>
        </html>