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css零基础，一步一步实现一个漂亮的todo
一、 vue.js + html
app.vue

<template>
  <div id="app" >
    <HelloWorld />
  </div>
</template>

<script>
import HelloWorld from './components/HelloWorld.vue'

export default {
  name: 'app',
  components: {
    HelloWorld
  }
}
</script>

<style>
body{
    margin: 0;
    padding: 0;
}
#app{
        width: 100%;
        height: 100%;
        margin: 0;
        padding: 0;
        background-color: #F2F0F6;
        max-height: 930px;
        display: flex;
    display: -webkit-flex;
    align-items:center;
    justify-content:center;
}
</style>

HelloWorld.vue

<template>
    <div class="main">
        <div class="mainleft">
            <img src="./../assets/tb.png" alt="" class="ltb">
            <img src="./../assets/xz.png" alt="" class="lxz lhover">
            <img src="./../assets/bk.png" alt="" class="selectbk">
            <img src="./../assets/xy.png" alt="" class="lxy">
            <img src="./../assets/ls.png" alt="" class="lls">
            <img src="./../assets/bz.png" alt="" class="lbz">
            <img src="./../assets/sz.png" alt="" class="lsz">
        </div>
        <div class="mainleftseparate"></div>
        <div class="maincontent">
            <div class="topcontent"></div>
            <div class="separat"></div>
            <div class="bodycontent"></div>
        </div>
    </div>
</template>

<script>
    export default {
        name: 'HelloWorld',
        props: {
            msg: String
        }
    }
    function bodyScroll(event){
        event.preventDefault();
    }
    document.body.addEventListener('touchmove',bodyScroll,false);
    document.body.style.position='fixed';
    document.body.style.width='100%';
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
    body,
    th,
    td,
    div {
        font-family: arial
    }
    
    p,
    form,
    ol,
    ul,
    li,
    dl,
    dt,
    dd,
    h3 {
        margin: 0;
        padding: 0;
        list-style: none
    }

    input {
        padding-top: 0;
        padding-bottom: 0;
        -moz-box-sizing: border-box;
        -webkit-box-sizing: border-box;
        box-sizing: border-box
    }
    
    table,
    img {
        border: 0
    }

    html,
    body {
        color: #333;
        text-align: center;
        width: 100%;
        height: 100%;
        margin: 0;
        padding: 0;
        background-color: #F2F0F6;
        overflow:hidden;
    }
    
    .main {
        margin: 0 auto;
        background-color: white;
        width: 80%;
        height: 800px;
        position: relative;
        margin-top: 440px;
        transform: translateY(-50%);
        border-radius: 25px;
        -moz-border-radius: 25px;
        display:flex;
        text-align: center;
    }
    
    .mainleft {
        float: left;
        width: 60px;
        height: 100%;
        flex:none;
    }
    
    .mainleftseparate {
        float: left;
        width: 5px;
        height: 100%;
        background-color: #EBEAEE;
        flex:none;
    }
    
    .maincontent {
        float: left;
        overflow: hidden;
        height: 100%;
        -webkit-border-top-right-radius: 25px;
        -moz-border-radius-topleft: 25px;
        -webkit-border-bottom-right-radius: 25px;
        -moz-border-radius-bottomright: 25px;
        background-color: #F9F8F9;
        flex:1;
        margin: 0 auto;
    }

    .ltb {
        margin-top: 5px;
    }

    .lxz {
        margin-top: 94px;
    }

    .selectbk {
        float: left;
        margin-top: 94px;
    }
    .lxy {
        margin-top: 1px;
    }
    .lls {
        margin-top: 1px;
    }

    .lbz {
        margin-top: 400px;
    }

    .lsz {
        margin-top: 5px;
    }

    .ltb:hover,.lxz:hover,.lls:hover,.lxy:hover,.lbz:hover,.lsz:hover{
        transform:scale(1.05);
        -ms-transform:scale(1.05);
        -moz-transform:scale(1.05);
        -webkit-transform:scale(1.05);
        -o-transform:scale(1.1);
        -moz-box-shadow: 5px 5px 4px #888888;
        box-shadow: 5px 5px 4px #888888;
        -webkit-border-radius: 10px;
        -moz-border-radius: 10px;
        border-radius: 10px;
        cursor: pointer;

    }
    .lhover{
        transform:scale(1.05);
        -ms-transform:scale(1.05);
        -moz-transform:scale(1.05);
        -webkit-transform:scale(1.05);
        -o-transform:scale(1.1);
        -moz-box-shadow: 5px 5px 4px #888888;
        box-shadow: 5px 5px 4px #888888;
        -webkit-border-radius: 10px;
        -moz-border-radius: 10px;
        border-radius: 10px;
        cursor: pointer;
    }


    .topcontent {
        background-color: #f9f3ff;
        height: 10%;
        width: 80%;
    }

    .separat {
    }

    .bodycontent {
    }
</style>

目前做到效果

image.png

终极目标：

image.png

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