原生js+css实现卡通风格待办事项应用代码-html代码-BFW代码库

代码语言：html
所属分类：其他
代码描述：原生js+css实现卡通风格待办事项应用代码
下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开
<!DOCTYPE html>
<html lang="en" >

<head>
  <meta charset="UTF-8">

    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <style>
        @import url('https://fonts.googleapis.com/css2?family=Kalam:wght@300;400;700&display=swap');

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            --add-todo-active: 0;
            min-height: 100vh;
            background-color: #222;
            display: grid;
            font-family: Poppins, sans-serif;
        }

        :root {
            --hue: 20;
            --accent: hsl(var(--hue), 80%, 50%);
            --dark-accent: hsl(var(--hue), 100%, 5%);
            --light-accent: hsl(var(--hue), 100%, 95%);
        }

        .add-todo {
            --active: 0;
            position: absolute;
            top: 0;
            left: 50%;
            translate: -50% 0;
            width: max(250px, calc(80vmin * var(--active)));
            height: max(50px, calc(150px * var(--active)));
            display: block;
            border: none;
            background-color: transparent;
            overflow: visible;
            transition: top .5s, width .5s, height .5s, translate .5s;
            z-index: 10;
        }

        .add-todo::before,
        .add-todo::after {
            content: '';
            position: absolute;
            height: 50px;
            aspect-ratio: 1;
            background-color: var(--accent);
            left: -50px;
            top: 0;
            z-index: 0;
            mask:
                radial-gradient(circle 25px, #0000 24px, #000 25px),
                linear-gradient(45deg, #000 52px, #0000 50px);
            mask-composite: subtract;
            clip-path: inset(0 0 0 25px);
        }

        .add-todo::after {
            left: 100%;
            mask:
                radial-gradient(circle 25px, #0000 24px, #000 25px),
                linear-gradient(-45deg, #000 52px, #0000 50px);
            mask-composite: subtract;
            clip-path: inset(0 25px 0 0);
        }

        .add-todo .inner {
            position: relative;
            width: 100%;
            height: 100%;
            background-color: var(--accent);
            padding: 1rem 2rem;
            border-radius: 0 0 25px 25px;
            display: grid;
            grid-template-columns: 1fr;
            grid-template-rows: 50px 1fr;
            overflow: hidden;
            transition: border-radius .5s;
            border-bottom: 3px solid black;
        }

        .add-todo header {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .add-todo header h1 {
            color: var(--light-accent);
            font-weight: 300;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .add-todo header h1 svg {
            width: 50px;
            aspect-ratio: 1;
            opacity: 1;
        }

        .add-todo .todo-input-section {
            display: flex;
        }

        .add-todo .todo-input-section .todo-input-wrapper {
            display: flex;
            width: 100%;
            align-items: center;
        }

        .add-todo .todo-input-section .todo-input-wrapper .todo-input {
            width: 100%;
            background-color: transparent;
            border: none;
            font-family: Poppins, sans-serif;
            color: var(--dark-accent);
            font-size: 1.3rem;
        }

        .add-todo .todo-input-section .todo-input:is(:active, :focus-within) {
            outline: none;
        }

        .add-todo .todo-input-section .todo-input::placeholder {
            color: rgba(255 255 255 / .3);
        }

        .add-todo .todo-input-section .todo-input-wrapper .add-todo-btn {
            width: 50px;
            height: 50px;
            background-color: transparent;
            border: none;
            cursor: pointer;
            color: var(--dark-accent);
            transition: opacity .3s, scale .1s;
        }

        .add-todo-btn:active {
            opacity: .7;
            scale: 1.1;
        }

        .add-todo-btn svg {
            width: 100%;
            height: 100%;
        }

        .add-todo:popover-open,
        body:has(.add-todo:popover-open) {
            --active: 1;
            --add-todo-active: 1;
        }

        .add-todo [popovertarget] {
            position: absolute;
            width: calc(100% * (1 - var(--active)));
            height: calc(100% * (1 - var(--active)));
            top: 50%;
            left: 50%;
            translate: -50% -50%;
            background-color: var(--accent);
            background-clip: padding-box;
            opacity: calc(1 - var(--active));
            border: 3px solid transparent;
            border-radius: 25px;
            overflow: hidden;
            font-family: Poppins, sans-serif;
            font-size: 1.2rem;
            font-weight: 700;
            letter-spacing: -1px;
            word-spacing: 2px;
            color: var(--dark-accent);
            cursor: pointer;
            transition: width .5s, height .5s, translate .5s, opacity .5s;
        }

        [popover]:popover-open::backdrop {
            background-color: rgba(0 0 0 / .6);
        }

        [popover]::backdrop {
            background-color: transparent;
            transition: background-color .3s allow-discrete;
        }

        @starting-style {
            [popover]:popover-open::backdrop {
                background-color: transparent;
            }
        }

        .todos {
            --margin-top: 50px;
            --has-todos: 0;
            position: relative;
            width: 100%;
            height: calc(100% - (var(--margin-top) + (var(--add-todo-active) * 100px)));
            margin-top: calc(var(--margin-top) + (var(--add-todo-active) * 100px));
            display: grid;
            transition: margin-top .3s, height .3s;
        }

        .todos .todos-list {
            list-style: none;
            gap: 1rem;
            padding: 1rem;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: repeat(4, 1fr);
            align-items: center;
            justify-items: center;
            z-index: 5;
        }

        .todos .todos-list .todo-item {
            --completed: 0;
            --removed: 0;
            position: relative;
            background-color: var(--accent);
            padding: 1rem;
            width: max-content;
            border-radius: .6rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: -5px 5px 0px var(--dark-accent);
            transform: rotate(var(--rotation)) translateY(var(--top-offset));
        }


        .todo-item .task-text {
            margin-right: 15px;
            position: relative;
            white-space: nowrap;
        }

        .todo-item .task-text::after {
            content: '';
            position: absolute;
            width: calc(110% * var(--completed));
            height: 3px;
            top: 50%;
            left: 0%;
            translate: 0% -50%;
            background-color: var(--dark-accent);
            transition: width .3s;
        }

        .todos .todo-item .todo-item-btn {
            --checked: 0;
            position: relative;
            width: 25px;
            aspect-ratio: 1;
            background-color: var(--accent);
            border: none;
            border-radius: 50%;
            cursor: pointer;
            transition: opacity .3s, filter .3s;
        }

        .todo-item .todo-item-btn:hover {
            z-index: 3;
        }

        .todo-item:has(.todo-item-btn:hover) .todo-item-btn:not(:hover) {
            opacity: .6;
            filter: blur(2px);
        }

        .todo-item .todo-item-btn:nth-of-type(1) {
            margin-right: -6px;
            z-index: 2;
        }

        .todo-item .todo-item-btn svg {
            position: absolute;
            inset: 0;
            opacity: calc(1 - var(--checked));
        }

        .todo-item .todo-item-btn svg:last-of-type {
            opacity: var(--checked);
        }

        .todo-item .todo-item-btn input {
            position: absolute;
            inset: 0;
            appearance: none;
            opacity: 0;
            cursor: pointer;
            clip-path: circle(50%);
        }

        .todo-item .todo-item-btn:has(input:checked),
        .todo-item .todo-item-btn:active {
            --checked: 1;
        }

        .todo-item:has(.todo-item-btn input:checked) {
            --completed: 1;
        }


        .todos-list:not(:has(*))+.no-todos {
            --has-todos: 1;
        }

        .todos .no-todos {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: rotate(4deg) translate(-50%, calc(-50% + (var(--add-todo-active) * 50px)));
            width: max-content;
            aspect-ratio: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: Kalam, sans-serif;
            font-size: 3rem;
            color: var(--light-accent);
            opacity: calc(var(--has-todos) * .5);
            pointer-events: none;
            z-index: 0;
            transition: opacity .3s, transform .3s;
        }

        .todos .no-todos svg {
            width: 30vmin;
            position: absolute;
            top: -45%;
            left: calc(100% + .2ch);
            transform-origin: 50% 100%;
            transform: rotate(-70deg);
        }


        .alien-link {
            --alien-hover: 0;
            color: slategray;
            position: fixed;
            bottom: 1rem;
            left: 1rem;
            width: 48px;
            aspect-ratio: 1;
            display: grid;
            place-items: center;
          z-index: 100;
            opacity: calc(.8 + (.2 * var(--alien-hover)));
            animation: app-start 5s linear 1 -2.5s;
        }

        @keyframes app-start {
            to {
                --alien-hover: 1;
            }
        }

        .alien-link::after {
            content: 'Click me !';
            position: absolute;
            bottom: calc(100% - 10px);
            left: calc(100% - 10px);
            width: 100px;
            aspect-ratio: 2/1;
            background-color: color-mix(in srgb, slategray, dodgerblue);
            color: rgba(0 0 0 / .8);
            border-radius: 10px 10px 10px 0px;
            transform-origin: 0% 0%;
            transform: rotate(-2deg) translate(calc((1 - var(--alien-hover)) * -10px), calc((1 - var(--alien-hover)) * -10px));
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            white-space: nowrap;
            font-size: 1rem;
            font-weight: 600;
            opacity: var(--alien-hover);
            transition: opacity .3s, transform .5s;
        }

        :where(.x-link, .alien-link, ):is(:hover, :focus-visible) {
            --alien-hover: 1;
        }

        .alien-link svg {
            width: 75%;
        }
    </style>
</head>
  

  

<body>
   
    <div class="add-todo" popover="auto" id="add-todo-popover">
        <div class="inner">
            <header class="header">
                <h1>To-do List <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
                        <g id="SVGRepo_iconCarrier">
                            <path fill-rule="evenodd" clip-rule="evenodd"
                                d="M8.38358 3C8.75808 3 9.06166 3.31153 9.06166 3.69582V3.92169C9.10586 3.91015 9.15023 3.89901 9.19476 3.88829C11.0399 3.44416 12.9601 3.44416 14.........完整代码请登录后点击上方下载按钮下载查看