diff --git a/app/devices/device_edit.php b/app/devices/device_edit.php
index 1b4fcace58..a3452b454c 100644
--- a/app/devices/device_edit.php
+++ b/app/devices/device_edit.php
@@ -856,7 +856,7 @@
 		echo "	<tr>";
 		echo "		<td class='vncell' valign='top'>".$text['label-lines']."</td>";
 		echo "		<td class='vtable' align='left'>";
-		echo "			<table width='80%' border='0'>\n";
+		echo "			<table width='100%' border='0'>\n";
 		echo "			<tr>\n";
 		echo "				<td class='vtable'>".$text['label-line']."</td>\n";
 		if (permission_exists('device_line_server_address')) {
@@ -934,21 +934,21 @@
 
 				if (permission_exists('device_line_server_address')) {
 					echo "			<td valign='top' align='left' nowrap='nowrap'>\n";
-					echo "				<input class='formfld' style='width: 75px;' type='text' name='device_lines[".$x."][server_address]' maxlength='255' value=\"".escape($row['server_address'])."\"/>\n";
+					echo "				<input class='formfld' style='min-width: 100px; width: 100%;' type='text' name='device_lines[".$x."][server_address]' maxlength='255' value=\"".escape($row['server_address'])."\"/>\n";
 					echo "			</td>\n";
 				}
 				else {
-					echo "				<input type='hidden' name='device_lines[".$x."][server_address]' value=\"".escape($row['server_address'])."\"/>\n";
+					echo "			<input type='hidden' name='device_lines[".$x."][server_address]' value=\"".escape($row['server_address'])."\"/>\n";
 				}
 
 				if (permission_exists('device_line_server_address_primary')) {
 					echo "			<td valign='top' align='left' nowrap='nowrap'>\n";
-					echo "				<input class='formfld' style='width: 75px;' type='text' name='device_lines[".$x."][server_address_primary]' maxlength='255' value=\"".escape($row['server_address_primary'])."\"/>\n";
+					echo "				<input class='formfld' style='width: 100px; width: 100%;' type='text' name='device_lines[".$x."][server_address_primary]' maxlength='255' value=\"".escape($row['server_address_primary'])."\"/>\n";
 					echo "			</td>\n";
 				}
 				if (permission_exists('device_line_server_address_secondary')) {
 					echo "			<td valign='top' align='left' nowrap='nowrap'>\n";
-					echo "				<input class='formfld' style='width: 75px;' type='text' name='device_lines[".$x."][server_address_secondary]' maxlength='255' value=\"".escape($row['server_address_secondary'])."\"/>\n";
+					echo "				<input class='formfld' style='width: 100px; width: 100%;' type='text' name='device_lines[".$x."][server_address_secondary]' maxlength='255' value=\"".escape($row['server_address_secondary'])."\"/>\n";
 					echo "			</td>\n";
 				}
 
@@ -969,16 +969,16 @@
 				}
 
 				echo "			<td align='left'>\n";
-				echo "				<input class='formfld' style='width: 50px;' type='text' name='device_lines[".$x."][display_name]' maxlength='255' value=\"".escape($row['display_name'])."\"/>\n";
+				echo "				<input class='formfld' style='min-width: 75px; width: 100%;' type='text' name='device_lines[".$x."][display_name]' maxlength='255' value=\"".escape($row['display_name'])."\"/>\n";
 				echo "			</td>\n";
 
 				echo "			<td align='left'>\n";
-				echo "				<input class='formfld' style='width: 50px;' type='text' name='device_lines[".$x."][user_id]' maxlength='255' autocomplete=\"new-password\" value=\"".escape($row['user_id'])."\"/>\n";
+				echo "				<input class='formfld' style='min-width: 50px; width: 100%; max-width: 80px;' type='text' name='device_lines[".$x."][user_id]' maxlength='255' autocomplete=\"new-password\" value=\"".escape($row['user_id'])."\"/>\n";
 				echo "			</td>\n";
 
 				if (permission_exists('device_line_auth_id')) {
 					echo "			<td align='left'>\n";
-					echo "				<input class='formfld' style='width: 50px;' type='text' name='device_lines[".$x."][auth_id]' maxlength='255' autocomplete=\"new-password\" value=\"".escape($row['auth_id'])."\"/>\n";
+					echo "				<input class='formfld' style='min-width: 50px; width: 100%; max-width: 80px;' type='text' name='device_lines[".$x."][auth_id]' maxlength='255' autocomplete=\"new-password\" value=\"".escape($row['auth_id'])."\"/>\n";
 					echo "				<input type='text' style='display: none;' disabled='disabled'>\n"; //help defeat browser auto-fill
 					echo "			</td>\n";
 				}
@@ -986,7 +986,7 @@
 				if (permission_exists('device_line_password')) {
 					echo "			<td align='left'>\n";
 					echo "				<input type='password' style='display: none;' disabled='disabled'>"; //help defeat browser auto-fill
-					echo "				<input class='formfld' style='width:75px;' type='password' name='device_lines[".$x."][password]' onmouseover=\"this.type='text';\" onfocus=\"this.type='text';\" onmouseout=\"if (!$(this).is(':focus')) { this.type='password'; }\" onblur=\"this.type='password';\" autocomplete=\"off\" maxlength='255' value=\"".escape($row['password'])."\"/>\n";
+					echo "				<input class='formfld' style='min-width: 75px; width: 100%;' type='password' name='device_lines[".$x."][password]' onmouseover=\"this.type='text';\" onfocus=\"this.type='text';\" onmouseout=\"if (!$(this).is(':focus')) { this.type='password'; }\" onblur=\"this.type='password';\" autocomplete=\"off\" maxlength='255' value=\"".escape($row['password'])."\"/>\n";
 					echo "			</td>\n";
 				}
 
@@ -996,7 +996,7 @@
 
 				if (permission_exists('device_line_transport')) {
 					echo "			<td align='left'>\n";
-					echo "				<select class='formfld' style='width: 50px;' name='device_lines[".$x."][sip_transport]'>\n";
+					echo "				<select class='formfld' style='width: 75px;' name='device_lines[".$x."][sip_transport]'>\n";
 					echo "					<option value='tcp' ".(($row['sip_transport'] == 'tcp') ? "selected" : null).">TCP</option>\n";
 					echo "					<option value='udp' ".(($row['sip_transport'] == 'udp') ? "selected" : null).">UDP</option>\n";
 					echo "					<option value='tls' ".(($row['sip_transport'] == 'tls') ? "selected" : null).">TLS</option>\n";