Use the align-items property with value flex-end to align flex items on the bottom.You can try to run the following code to implement the flex-end value:ExampleLive Demo                    .mycontainer {             display: flex;       ... Read More

To set the triangle at the center and at the bottom of div, use the following. You need to set left to 50% −.demo: after {    position: absolute;    border-top: solid 50px #e15915;    border-left: solid 50px transparent;    border-right: solid 50px transparent;    top: 100%;    left: 50%;    margin-left: -50px;    width: 0;    height: 0; }

To set the color between columns, use the column-rule-color property. You can try to run the following code to implement the column-rule-color property.With that, we will also set the style of the column rule:ExampleLive Demo                    .demo {       ... Read More

The ontimeupdate attribute event triggers when the playing position of the media, for example, video, is changed. It can be fast forward, or backward in a video or audio.ExampleYou can try to run the following code implement ontimeupdate attribute −           Play       ... Read More

Use the onloaddata event to execute a script when media data is loaded. You can try to run the following code to implement onloaddata event −ExampleThe following code generates an alert box when the video gets loaded −                                        Your browser does not support the video element.                      function display() {             alert("Loaded!");          }          

The HTML tag is used to play music in the background. This tag is for Internet Explorer only.ExampleYou can try to run the following code to add background music in HTML −           HTML bgsound Tag               ... Read More

The transform property in CSS is used to apply a 2D or 3D transformation to an element. You can try to run the following code to implement the transform property −ExampleLive Demo                    div {             width: 200px;             height: 100px;             background-color: gray;             transform: rotate(10deg);          }                     Rotation       Demo    

Use the animation-timing-function to set the speed curve of the Animation. You can try to run the following code to set ease and ease-in animation effect:ExampleLive Demo                    div {             width: 150px;     ... Read More

To specify how nested elements are rendered in 3D space, use the transform-style property in CSS.You can try to run the following code to implement the transform-style property:ExampleLive Demo                    .demo1 {             width: 300px; ... Read More

To get only the else part, just negate, using ! the operator in JavaScript. You can try to run the following code to achieve this −var arr = {}; if (!(id in arr)) { } else { }In addition, if you want the existence of a property in an object, ... Read More