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| 1 | +<!DOCTYPE html> |
| 2 | +<html> |
| 3 | + <head> |
| 4 | + <meta content="width=device-width, initial-scale=1.0" name="viewport"> |
| 5 | + <style> |
| 6 | + * { |
| 7 | + box-sizing: border-box; |
| 8 | +} |
| 9 | + |
| 10 | +body { |
| 11 | + margin: 0; |
| 12 | + font-family: Arial, Helvetica, sans-serif; |
| 13 | +} |
| 14 | + |
| 15 | +.header { |
| 16 | + text-align: center; |
| 17 | + padding: 32px; |
| 18 | +} |
| 19 | + |
| 20 | +.row { |
| 21 | + display: -ms-flexbox; /* IE 10 */ |
| 22 | + display: flex; |
| 23 | + -ms-flex-wrap: wrap; /* IE 10 */ |
| 24 | + flex-wrap: wrap; |
| 25 | + padding: 0 4px; |
| 26 | +} |
| 27 | + |
| 28 | +/* Create two equal columns that sits next to each other */ |
| 29 | +.column { |
| 30 | + -ms-flex: 50%; /* IE 10 */ |
| 31 | + flex: 50%; |
| 32 | + padding: 0 4px; |
| 33 | +} |
| 34 | + |
| 35 | +.column img { |
| 36 | + margin-top: 8px; |
| 37 | + vertical-align: middle; |
| 38 | +} |
| 39 | + |
| 40 | +/* Style the buttons */ |
| 41 | +.btn { |
| 42 | + border: none; |
| 43 | + outline: none; |
| 44 | + padding: 10px 16px; |
| 45 | + background-color: #f1f1f1; |
| 46 | + cursor: pointer; |
| 47 | + font-size: 18px; |
| 48 | +} |
| 49 | + |
| 50 | +.btn:hover { |
| 51 | + background-color: #ddd; |
| 52 | +} |
| 53 | + |
| 54 | +.btn.active { |
| 55 | + background-color: #666; |
| 56 | + color: white; |
| 57 | +} |
| 58 | + </style> |
| 59 | + </meta> |
| 60 | + </head> |
| 61 | + <body> |
| 62 | + <!-- Header --> |
| 63 | + <div class="header" id="myHeader"> |
| 64 | + <button class="btn" onclick="one()"> |
| 65 | + 1 |
| 66 | + </button> |
| 67 | + <button class="btn active" onclick="two()"> |
| 68 | + 2 |
| 69 | + </button> |
| 70 | + <button class="btn" onclick="four()"> |
| 71 | + 4 |
| 72 | + </button> |
| 73 | + </div> |
| 74 | + <!-- Photo Grid --> |
| 75 | + <div class="row"> |
| 76 | + <div class="column"> |
| 77 | + <img src="/w3images/wedding.jpg" style="width:100%"/> |
| 78 | + <img src="/w3images/rocks.jpg" style="width:100%"/> |
| 79 | + <img src="/w3images/falls2.jpg" style="width:100%"/> |
| 80 | + <img src="/w3images/paris.jpg" style="width:100%"/> |
| 81 | + <img src="/w3images/nature.jpg" style="width:100%"/> |
| 82 | + <img src="/w3images/mist.jpg" style="width:100%"/> |
| 83 | + <img src="/w3images/paris.jpg" style="width:100%"/> |
| 84 | + </div> |
| 85 | + <div class="column"> |
| 86 | + <img src="/w3images/underwater.jpg" style="width:100%"/> |
| 87 | + <img src="/w3images/ocean.jpg" style="width:100%"/> |
| 88 | + <img src="/w3images/wedding.jpg" style="width:100%"/> |
| 89 | + <img src="/w3images/mountainskies.jpg" style="width:100%"/> |
| 90 | + <img src="/w3images/rocks.jpg" style="width:100%"/> |
| 91 | + <img src="/w3images/underwater.jpg" style="width:100%"/> |
| 92 | + </div> |
| 93 | + <div class="column"> |
| 94 | + <img src="/w3images/wedding.jpg" style="width:100%"/> |
| 95 | + <img src="/w3images/rocks.jpg" style="width:100%"/> |
| 96 | + <img src="/w3images/falls2.jpg" style="width:100%"/> |
| 97 | + <img src="/w3images/paris.jpg" style="width:100%"/> |
| 98 | + <img src="/w3images/nature.jpg" style="width:100%"/> |
| 99 | + <img src="/w3images/mist.jpg" style="width:100%"/> |
| 100 | + <img src="/w3images/paris.jpg" style="width:100%"/> |
| 101 | + </div> |
| 102 | + <div class="column"> |
| 103 | + <img src="/w3images/underwater.jpg" style="width:100%"/> |
| 104 | + <img src="/w3images/ocean.jpg" style="width:100%"/> |
| 105 | + <img src="/w3images/wedding.jpg" style="width:100%"/> |
| 106 | + <img src="/w3images/mountainskies.jpg" style="width:100%"/> |
| 107 | + <img src="/w3images/rocks.jpg" style="width:100%"/> |
| 108 | + <img src="/w3images/underwater.jpg" style="width:100%"/> |
| 109 | + </div> |
| 110 | + </div> |
| 111 | + <script> |
| 112 | + // Get the elements with class="column" |
| 113 | +var elements = document.getElementsByClassName("column"); |
| 114 | + |
| 115 | +// Declare a loop variable |
| 116 | +var i; |
| 117 | + |
| 118 | +// Full-width images |
| 119 | +function one() { |
| 120 | + for (i = 0; i < elements.length; i++) { |
| 121 | + elements[i].style.msFlex = "100%"; // IE10 |
| 122 | + elements[i].style.flex = "100%"; |
| 123 | + } |
| 124 | +} |
| 125 | + |
| 126 | +// Two images side by side |
| 127 | +function two() { |
| 128 | + for (i = 0; i < elements.length; i++) { |
| 129 | + elements[i].style.msFlex = "50%"; // IE10 |
| 130 | + elements[i].style.flex = "50%"; |
| 131 | + } |
| 132 | +} |
| 133 | + |
| 134 | +// Four images side by side |
| 135 | +function four() { |
| 136 | + for (i = 0; i < elements.length; i++) { |
| 137 | + elements[i].style.msFlex = "25%"; // IE10 |
| 138 | + elements[i].style.flex = "25%"; |
| 139 | + } |
| 140 | +} |
| 141 | + |
| 142 | +// Add active class to the current button (highlight it) |
| 143 | +var header = document.getElementById("myHeader"); |
| 144 | +var btns = header.getElementsByClassName("btn"); |
| 145 | +for (var i = 0; i < btns.length; i++) { |
| 146 | + btns[i].addEventListener("click", function() { |
| 147 | + var current = document.getElementsByClassName("active"); |
| 148 | + current[0].className = current[0].className.replace(" active", ""); |
| 149 | + this.className += " active"; |
| 150 | + }); |
| 151 | +} |
| 152 | + |
| 153 | +let imagenes=document.querySelectorAll("img"); |
| 154 | +for (var i = imagenes.length - 1; i >= 0; i--) { |
| 155 | + imagenes[i].src="https://raw.githubusercontent.com/codefuncode/codefuncode/master/img/001.png"; |
| 156 | +} |
| 157 | + </script> |
| 158 | + </body> |
| 159 | +</html> |
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