diff --git a/tasks/1.html b/tasks/1.html
index 62be4d7..81dcaee 100755
--- a/tasks/1.html
+++ b/tasks/1.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -13,7 +13,18 @@ <h1 class="global-heading">&nbsp;</h1>
         <main class="global-results">
             <section class="global-result">
                 <style>
-                    /* ваш код здесь... */
+                    article div:first-child {
+                        background: #6698ff
+                    }
+                    div.c1 {
+                        background-color: #ff6698
+                    }
+                    div#id {
+                        background: #98ff66
+                    }
+                    aside {
+                        background: #6698ff
+                    }
                 </style>
 
                 <article class="global-scope">
diff --git a/tasks/10.html b/tasks/10.html
index d4510fa..bbb68a9 100755
--- a/tasks/10.html
+++ b/tasks/10.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,12 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                p.title::first-letter {
+                    color: #ff6698
+                }
+                p.description::first-line {
+                    color: #6698ff
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/11.html b/tasks/11.html
index 7cbdc68..d3bb3a2 100755
--- a/tasks/11.html
+++ b/tasks/11.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,15 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                input[value="invalid-email"] {
+                    border: 3px solid #ff6698
+                }
+                input[value="email@yandex.ru"] {
+                    border: 3px solid #98ff66
+                }
+                input:focus[value="invalid-email"] {
+                    border: 3px solid #6698ff
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/12.html b/tasks/12.html
index df47ce3..b3c1815 100755
--- a/tasks/12.html
+++ b/tasks/12.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,16 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                div:first-child,
+                div:last-child,
+                div:nth-child(3),
+                div:nth-child(7)
+                {
+                    background: #ffb366
+                }
+                div:empty {
+                    background: #ffff66
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/13.html b/tasks/13.html
index d9e3f6e..77dcde1 100755
--- a/tasks/13.html
+++ b/tasks/13.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                div>div:only-of-type {
+                    background: #ff6698
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/14.html b/tasks/14.html
index 980a2a5..6482698 100755
--- a/tasks/14.html
+++ b/tasks/14.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                li::before {
+                    content: "+"
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/15.html b/tasks/15.html
index 705eeee..fabddeb 100755
--- a/tasks/15.html
+++ b/tasks/15.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                a[href$=".zip"]::after {
+                    content: "↓"
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/16.html b/tasks/16.html
index eb614cc..e2ddba6 100755
--- a/tasks/16.html
+++ b/tasks/16.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,18 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article div:first-child {
+                    background: #ff6698;
+                }
+                article div.c1 {
+                    background: #6698ff;
+                }
+                article div#id1 {
+                    background: #ffb366;
+                }
+                article div.c7 {
+                    background: #ffff66 !important;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/17.html b/tasks/17.html
index c973a48..8374442 100755
--- a/tasks/17.html
+++ b/tasks/17.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,12 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article input[type="checkbox"]:checked {
+                    outline: 0px
+                }
+                article input:checked~input {
+                    outline: 1px solid #ff6698
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/18.html b/tasks/18.html
index 2634da4..087d00f 100755
--- a/tasks/18.html
+++ b/tasks/18.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article div:not(:hover) {
+                    opacity: 0.5;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/19.html b/tasks/19.html
index 3af53a6..ec5d62c 100755
--- a/tasks/19.html
+++ b/tasks/19.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,24 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article div {
+                    background: #ffb366
+                }
+                article div>div {
+                    background: #ffffff;
+                }
+                article div:first-child>div:last-child {
+                    background: #98ff66
+                }
+                article div:nth-child(2)>div:nth-child(2n) {
+                    background: #ff6698
+                }
+                article div:nth-child(3)>div:nth-child(2n+1) {
+                    background: #6698ff
+                }
+                article div:last-child>div:first-child {
+                    background: #ffff66
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/2.html b/tasks/2.html
index 27ecc28..5313b4a 100755
--- a/tasks/2.html
+++ b/tasks/2.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,17 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                div.c1.c2 {
+                    background: #6698ff;
+                    border: 2px solid #000
+                }
+                article div:nth-child(2n).c1 {
+                    background-color: #ff6698;
+                    border: 2px solid #000
+                }
+                article div:nth-child(3).c2 {
+                    background: #ffb366;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/20.html b/tasks/20.html
index 07a5869..f0b29a7 100755
--- a/tasks/20.html
+++ b/tasks/20.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,11 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                div div:nth-last-child(n+3),
+                div div:nth-last-child(n+3)~div
+                {
+                    background: #ff6698;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/3.html b/tasks/3.html
index c652179..f6eedf5 100755
--- a/tasks/3.html
+++ b/tasks/3.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,12 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article>div {
+                    border: 2px solid #000
+                }
+                div div {
+                    background: #6698ff;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/4.html b/tasks/4.html
index b367da7..a7dbfe9 100755
--- a/tasks/4.html
+++ b/tasks/4.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article ~ article {
+                    border-top: 1px solid #000
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/5.html b/tasks/5.html
index 98f61c4..d9cb1dc 100755
--- a/tasks/5.html
+++ b/tasks/5.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,10 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                input:checked~div.tab {
+                    background: black;
+                    color: white
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/6.html b/tasks/6.html
index 059db07..df37c32 100755
--- a/tasks/6.html
+++ b/tasks/6.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                a:hover[href*="yandex"] {
+                    color: #ff6698;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/7.html b/tasks/7.html
index c3e1e50..c11dfc3 100755
--- a/tasks/7.html
+++ b/tasks/7.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,15 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                article div {
+                    opacity: 0.3;
+                }
+                article div:last-child {
+                    opacity: 1;
+                }
+                article div:first-child {
+                    opacity: 1;
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/8.html b/tasks/8.html
index cd21aa6..171eb48 100755
--- a/tasks/8.html
+++ b/tasks/8.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,9 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                a[target="_blank"] {
+                    color: #ff6698
+                }
             </style>
 
             <section class="global-result">
diff --git a/tasks/9.html b/tasks/9.html
index 30ac7f8..2346989 100755
--- a/tasks/9.html
+++ b/tasks/9.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <title>CSS-селекторы</title>
+        <title>CSS-селекторы_Барабаш Максим Сергеевич</title>
         <meta charset="utf-8">
 
         <link rel="stylesheet" type="text/css" href="../global.css">
@@ -12,7 +12,21 @@ <h1 class="global-heading">&nbsp;</h1>
 
         <main class="global-results">
             <style>
-                /* ваш код здесь... */
+                a.link:hover[href="https://ya.ru"] {
+                    color: #ff6698
+                }
+                a.link:hover[href="https://ya.ru"]+a.link {
+                    opacity: 0.5
+                }
+                a.link:active[href="https://ya.ru"] {
+                    color: #98ff66
+                }
+                a.link:active[href="https://ya.ru"]+a.link {
+                    opacity: 1
+                }
+                a.link:visited {
+                    color: #ffb366
+                }
             </style>
 
             <section class="global-result">
