CSS3 Transition End Listener event, clear/Modify some default styles for form elements

Document.queryselector (' div '). AddEventListener (' transitionend ',function() {        console.log (' Over ')    })

If you want to be compatible with a lower version of the browser, add the browser's kernel prefix webkittransitionend/moztransitionend/otransitionend ....

The default style of the Clear form drop-down box is primarily the default style on the mobile side

Select::-ms-expand {display:none;} Select {    appearance:none;     -moz-appearance:none;     -webkit-appearance:none;}

Modifying the style properties of a table cell placeholder placeholder

Input::-webkit-input-placeholder {    color:red;}  {    color:red;}  {    color:Red

CSS3 Transition End Listener event, clear/Modify some default styles for form elements