In this snippet, you’ll find out how to select the last second element with pure CSS. To achieve the goal, you need to use the CSS :nth-last-child() pseudo-class.
SelectorExampleExample description elementpSelects all <p> elements #id#firstnameSelects the element with id="firstname" **Selects all elements .class.intro p.introSelects all elements with class="intro" Selects all <p> elements with class="intro" ...
.class .intro Selects all elements with class="intro" 1 #id #firstname Selects the element with id="firstname" 1 * * Selects all elements 2 element p Selects all <p> elements 1 element,element div, p Selects all <div> elements and all <p> elements 1 ...
5.11 Pseudo-classes伪类5.11.1:first-child pseudo-class :first-child伪类The :first-child pseudo-class matches an element that is the first child element of some other element. :first-child伪类匹配某个元素的第一个子元素。 Example(s): In the following example, the selector matches any P elemen...
CSS元素选择器 element selector(type selector) 元素选择器 最常见的 CSS 选择器是元素选择器。换句话说,文档的元素就是最基本的选择器。 如果设置 HTML 的样式,选择器通常将是某个 HTML 元素,比如 p、h1、em、a,甚至可以是 html 本身: 设置html黑色,h1蓝色,h2银色...
<body><!-- firstElement --><divclass="aaa bbb"></div><!-- secondElement --><spanclass="bbb ccc"></span></body> getCssSelector([firstElement,secondElement]);// ".bbb" If it is not possible to construct single selector for all elements a standalone selector for each element wil...
The CSS rule below will be applied to the HTML element with id="para1": #para1{ text-align:center; color:red; } Try it Yourself » Note:An id name cannot start with a number! The CSS class Selector The class selector selects HTML elements with a specific class attribute. ...
.class-name { styles } Change the existing #menu selector into a class selector by replacing #menu with a class named .menu. .menu { width: 80%; background-color: burlywood; margin-left: auto; margin-right: auto; } 步骤27 To apply the class's styling to the div element, remove ...
element = driver.find_element_by_css_selector("#kw") # 根据 id 定位元素 element.send_keys("自动化测试") # 输入内容 sleep(3) # 强制休眠 3 秒 driver.quit() # 关闭浏览器 根据class 定位 根据class 属性选择元素的语法是,在 class 值前面加上一个".":.class值 ...
ascss-modules. Scopes are similar to namespaces and define lists of class names that exclusively used on some markup. This information allows the optimizer to move rules more agressive. Since it assumes selectors from different scopes don't match for the same element. This can improve rule ...