Angular.js 交互式框模型图演示

angular interactive box-model diagram 很好的一个用于演示CSS3框模型（盒子模型）的例子。

angular,框模型

《使用js把svg图形转成png图像》申请公开！

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CSS
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编译

JavaScript

// code on GitHub
// https://github.com/carolineartz/learning-box-model
// http://www.carolineartz.me

// rebound of this jQuery demo http://codepen.io/guyroutledge/pen/hgpez

angular.module('cssBoxModel', ['ngAnimate', 'ngSanitize', 'ui.router', 'ui.slider'])

.config(['$stateProvider', '$locationProvider', function($stateProvider, $locationProvider) {
    $stateProvider.state('home', {
        url: '',
        controller: 'MainCtrl',
        views: {
            'diagram': {
                templateUrl: 'http://codepen.io/carolineartz/pen/yywJrJ.html',
                controller: 'MainCtrl'
            }
        }

});
}])

.directive('labelPositionV', function() {
    return {
        restrict: 'AE',
        scope: {},
        link: function(scope, element, attrs, ctrl) {
            var id = attrs.id;
            attrs.$observe('labelPositionTop', function(value) {
                var styleTop = "<style> #" + id + "::before{top:" + ((value / 2.8) - 12) + "px;}</style>";
                angular.element(document).find('head').append(styleTop);
            });
            attrs.$observe('labelPositionBottom', function(value) {
                var styleBottom = "<style> #" + id + "::after{bottom:" + ((value / 3) - 13) + "px;}</style>";
                angular.element(document).find('head').append(styleBottom);
            });
        }
    };
})

.directive('labelPositionH', function() {
    return {
        restrict: 'AE',
        scope: {},
        link: function(scope, element, attrs, ctrl) {
            var id = attrs.id;
            attrs.$observe('labelPositionRight', function(value) {
                var styleRight = "<style> #" + id + "::after{right:" + (1 * ((value / 2.8) - 12)) + "px;}</style>";
                angular.element(document).find('head').append(styleRight);
            });
            attrs.$observe('labelPositionLeft', function(value) {
                var styleLeft = "<style> #" + id + "::before{left:" + (1 * ((value / 3) - 12)) + "px;}</style>";
                angular.element(document).find('head').append(styleLeft);
            });

}
    };
});

// Controller
// **********************************************************************

var app = angular.module('cssBoxModel');

app.controller('MainCtrl', function($scope) {

//models: default adjustable values
    $scope.padding = {
        top: 20,
        right: 20,
        bottom: 20,
        left: 20,
        v: function() {
            return this.top + this.bottom;
        },
        h: function() {
            return this.right + this.left;
        }
    };

$scope.border = {
        top: 15,
        right: 15,
        bottom: 15,
        left: 15,
        v: function() {
            return this.top + this.bottom;
        },
        h: function() {
            return this.right + this.left;
        }
    };

$scope.margin = {
        top: 20,
        right: 20,
        bottom: 20,
        left: 20,
        v: function() {
            return this.top + this.bottom;
        },
        h: function() {
            return this.right + this.left;
        }
    };

$scope.box = {
        sizing: 'content-box'
    };

$scope.dimensions = {
        width: 220,
        height: 220
    };

$scope.innerContent = {
        width: getInnerWidth(),
        height: getInnerHeight()
    };

$scope.generatedIncludeMargin = false;

$scope.generatedBoxDimensions = {
        width: getGeneratedBoxDimensionsWidth(),
        height: getGeneratedBoxDimensionsHeight()
    };

$scope.checkIncludeMargin = function() {
        $scope.generatedBoxDimensions.width = getGeneratedBoxDimensionsWidth();
        $scope.generatedBoxDimensions.height = getGeneratedBoxDimensionsHeight();
    };

//actual applied style values
    $scope.boxPosition = {
        left: 50,
        top: 56
    };

$scope.styleMargin = {
        width: 300,
        height: 300,
        top: -50,
        left: -50
    };

$scope.styleBorder = {
        width: 260,
        height: 260,
        top: -30,
        left: -30
    };

$scope.stylePadding = {
        width: 242,
        height: 242,
        top: -20,
        left: -20
    };

//watch for changes applied to sliders and calculate rendered styles
    $scope.$watch(function() {
        $scope.boxPosition.top = calcBoxPositionTop() + 6;
        $scope.boxPosition.left = calcBoxPositionLeft();

//Margin Styles
        $scope.styleMargin.width = $scope.margin.h() + $scope.styleBorder.width;
        $scope.styleMargin.height = $scope.margin.v() + $scope.styleBorder.height;
        $scope.styleMargin.top = -calcBoxPositionTop();
        $scope.styleMargin.left = -calcBoxPositionLeft();

//Border Styles
        $scope.styleBorder.width = $scope.border.h() + $scope.stylePadding.width;
        $scope.styleBorder.height = $scope.border.v() + $scope.stylePadding.height;
        $scope.styleBorder.top = -($scope.border.top + $scope.padding.top);
        $scope.styleBorder.left = -($scope.border.left + $scope.padding.left);

//Padding Styles
        $scope.stylePadding.width = $scope.padding.h() + getInnerWidth() + 2;
        $scope.stylePadding.height = $scope.padding.v() + getInnerHeight() + 2;
        $scope.stylePadding.top = -$scope.padding.top;
        $scope.stylePadding.left = -$scope.padding.left;

//Inner Content Styles- based on box-sizing
        $scope.innerContent.width = getInnerWidth();
        $scope.innerContent.height = getInnerHeight();

//Generated Dimensions- based on box-sizing
        $scope.generatedBoxDimensions.width = getGeneratedBoxDimensionsWidth();
        $scope.generatedBoxDimensions.height = getGeneratedBoxDimensionsHeight();
    });

//if padding + border > dimension, return (padding + border - dimension) [+ margin]
    function getGeneratedBoxDimensionsWidth() {
        var width;
        if ($scope.box.sizing === 'border-box') {
            width = (getInnerWidth() === 0) ? calcPaddingBorderWidth() : $scope.dimensions.width;
        } else {
            width = $scope.dimensions.width + calcPaddingBorderWidth();
        }
        return ($scope.generatedIncludeMargin) ? width + $scope.margin.h() : width;
    }

/*
     * Private: Helpers
     */
    function calcBoxPositionTop() {
        return $scope.margin.top + $scope.border.top + $scope.padding.top;
    }

function calcBoxPositionLeft() {
        return $scope.margin.left + $scope.border.left + $scope.padding.left;
    }

function calcPaddingBorderWidth() {
        return $scope.padding.h() + $scope.border.h();
    }

function calcPaddingBorderHeight() {
        return $scope.padding.v() + $scope.border.v();
    }

});

编译

CSS

html {
    box-sizing: border-box;
}
*,
*::after,
*::before {
    box-sizing: inherit;
}
* {
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block;
}
html,
body {
    height: 100%;
}
a img {
    border: none;
}
blockquote {
    quotes: none;
}
blockquote:before,
blockquote:after {
    content: '';
    content: none;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
caption,
th,
td {
    text-align: left;
    font-weight: normal;
    vertical-align: middle;
}
html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    font-size: 75%;
}
@media screen and (min-width: 40em) {
    html {
        font-size: 87.5%;
    }
}
@media screen and (min-width: 50em) {
    html {
        font-size: 93.75%;
    }
}
@media screen and (min-width: 64em) {
    html {
        font-size: 106.25%;
    }
}
@media screen and (min-width: 100em) {
    html {
        font-size: 118.75%;
    }
}
body {
    background-color: #242930;
    color: #808386;
    overflow-x: hidden;
    font-family: 'Source Sans Pro', 'Avenir Next', AvenirNext;
    font-style: normal;
    font-weight: 400;
    line-height: 2rem;
    font-size: 1.33333rem;
}
@media screen and (min-width: 40em) {
    body {
        font-size: 1.21429rem;
    }
}
@media screen and (min-width: 50em) {
    body {
        font-size: 1.2rem;
    }
}
@media screen and (min-width: 64em) {
    body {
        font-size: 1.17647rem;
    }
}
@media screen and (min-width: 100em) {
    body {
        font-size: 1.15789rem;
    }
}
main {
    margin: 20px auto;
    padding: 0 20px;
    max-width: 68em;
    margin-left: auto;
    margin-right: auto;
}
main:before,
main:after {
    display: table;
    content: "";
}
main:after {
    clear: both;
}
@media screen and (min-width: 790px) {
    .box-model {
        float: left;
        display: block;
        margin-right: 4.34783%;
        width: 100%;
    }
    .box-model:last-child {
        margin-right: 0;
    }
}
@media screen and (min-width: 950px) {
    .box-model {
        float: left;
        display: block;
        margin-right: 2.12766%;
        width: 57.44681%;
    }
    .box-model:last-child {
        margin-right: 0;
    }
}
@media screen and (min-width: 1245px) {
    .box-model #content,
    .box-model #generated-size {
        float: left;
        display: block;
        margin-right: 3.7037%;
        width: 55.55556%;
    }
    .box-model #content:last-child,
    .box-model #generated-size:last-child {
        margin-right: 0;
    }
}
@media screen and (min-width: 1245px) {
    .box-model #generated-size {
        float: left;
        display: block;
        margin-right: 3.7037%;
        width: 40.74074%;
        margin-right: 0;
    }
    .box-model #generated-size:last-child {
        margin-right: 0;
    }
}
@media screen and (min-width: 790px) {
    .controls {
        float: left;
        display: block;
        margin-right: 4.34783%;
        width: 100%;
    }
    .controls:last-child {
        margin-right: 0;
    }
}
@media screen and (min-width: 950px) {
    .controls {
        float: left;
        display: block;
        margin-right: 2.12766%;
        width: 40.42553%;
    }
    .controls:last-child {
        margin-right: 0;
    }
}
/* ************************************************************ */

.box-padding:hover .box-property-vertical,
.box-padding:hover .box-property-horizontal,
.box-border:hover .box-property-vertical,
.box-border:hover .box-property-horizontal,
.box-margin:hover .box-property-vertical,
.box-margin:hover .box-property-horizontal,
.box-inner:hover .box-property-vertical,
.box-inner:hover .box-property-horizontal {
    opacity: 1;
}
/*****************************************
* CONTROL STYLES
******************************************/

fieldset {
    border: 1px solid #343434;
    padding: 0 10px 5px;
}
#generated-size fieldset {
    min-height: 114px;
}
legend {
    text-transform: uppercase;
    font-weight: 300;
    font-size: 1.3em;
}
#content legend {
    color: #63BCF8;
}
#padding legend {
    color: #C5D936;
}
#border legend {
    color: #F8CC63;
}
#margin legend {
    color: #DE6A63;
}
#box-sizing legend {
    color: #8ADFE0;
}
#generated-size legend {
    color: #63BCF8;
}
label,
.value,
.toggle-text {
    font-size: 60%;
    display: inline-block;
    white-space: nowrap;
    font-family: 'Source Sans Pro', 'Avenir Next', AvenirNext;
    letter-spacing: 1.5px;
}
.control-set {
    margin-top: 20px;
    width: 100%;
}
.control-set label,
.control-set .toggle-text {
    width: 25%;
    text-transform: uppercase;
}
.control-set .slider {
    width: 65%;
}
@media screen and (min-width: 950px) {
    .control-set .slider {
        width: 55%;
    }
}
@media screen and (min-width: 1245px) {
    .control-set .slider {
        width: 63%;
    }
}
.control-set .value {
    width: 7%;
    text-align: right;
}
.box-model #content label {
    width: 25%;
}
@media screen and (min-width: 950px) {
    .box-model #content label {
        width: 22%;
    }
}
#box-sizing label {
    width: 40%;
}
.radio {
    position: relative;
    margin: 0 1rem 0 0;
    cursor: pointer;
}
.radio::before,
.radio::after {
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    content: "";
    position: absolute;
    top: -0.2rem;
    left: -0.2rem;
    z-index: 1;
    width: 20px;
    height: 20px;
    background: #343434 !important;
    border-radius: 50%;
}
.radio:checked::before,
.radio.ng-valid-parse::before {
    -webkit-transform: scale(0, 0);
    -moz-transform: scale(0, 0);
    -ms-transform: scale(0, 0);
    -o-transform: scale(0, 0);
    transform: scale(0, 0);
    border-color: #8ADFE0 !important;
    border-width: 3px !important;
}
.radio:checked::after,
.radio.ng-valid-parse::after {
    border: 3px solid #8ADFE0 !important;
    background: #242930 !important;
}
slider,
[slider] {
    display: inline-block;
    position: relative;
    height: 7px;
    width: 63%;
    vertical-align: middle;
    margin: 5px;
}
slider div,
[slider] div {
    white-space: nowrap;
    position: absolute;
}
slider div.handle,
[slider] div.handle {
    border: 3px solid;
    cursor: pointer;
    width: 20px;
    height: 20px;
    top: -8px;
    background-color: #242930;
    z-index: 2;
    border-radius: 100%;
}
slider div.handle::after,
[slider] div.handle::after {
    content: '';
    width: 8px;
    height: 8px;
    position: absolute;
    left: 6px;
    border-radius: 100%;
    background-color: transparent;
}
slider div.handle.active::after,
[slider] div.handle.active::after {
    background-color: transparent;
}
slider div.bar,
[slider] div.bar {
    width: 100%;
    height: 100%;
    border-radius: 7px;
    background: #444;
    overflow: hidden;
}
slider div.bar .selection,
[slider] div.bar .selection {
    width: 0;
    height: 100%;
}
slider div.bubble,
[slider] div.bubble {
    display: none;
    cursor: default;
    top: -22px;
    padding: 1px 3px;
    font-size: 0.7em;
}
slider div.bubble.active,
[slider] div.bubble.active {
    display: inline-block;
}
slider div.bubble.limit,
[slider] div.bubble.limit {
    color: #777;
}
.bubble.value.low.ng-binding.active {
    display: none;
}
.bar-color {
    height: 20px;
    border-right: 3px solid;
    box-sizing: content-box;
}
#content .slider-selection,
#content .bar-color {
    background-color: #63BCF8;
}
#content .bar-color,
#content .handle {
    border-color: #63BCF8;
}
#padding .slider-selection,
#padding .bar-color {
    background-color: #C5D936;
}
#padding .bar-color,
#padding .handle {
    border-color: #C5D936;
}
#border .slider-selection,
#border .bar-color {
    background-color: #F8CC63;
}
#border .bar-color,
#border .handle {
    border-color: #F8CC63;
}
#margin .slider-selection,
#margin .bar-color {
    background-color: #DE6A63;
}
#margin .bar-color,
#margin .handle {
    border-color: #DE6A63;
}
@media (min-width: 951px) and (max-width: 1244px) {
    .controls .sliders label {
        display: block;
        line-height: 1rem;
    }
    .controls .sliders label:first-of-type {
        margin-top: 8px;
    }
    .controls slider,
    .controls [slider] {
        width: 87%;
    }
}
.toggle {
    display: none;
}
.toggle,
.toggle::after,
.toggle::before,
.toggle *,
.toggle *::after,
.toggle *::before,
.toggle + .toggle-control {
    box-sizing: border-box;
}
.toggle::selection,
.toggle::after::selection,
.toggle::before::selection,
.toggle *::selection,
.toggle *::after::selection,
.toggle *::before::selection,
.toggle + .toggle-control::selection {
    background: none;
}
.toggle + .toggle-control {
    outline: 0;
    top: 10px;
    margin-bottom: 8px;
    width: 52px;
    position: relative;
    cursor: pointer;
    user-select: none;
    padding: 3px;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background: #242930;
    border: 1.5px solid #444;
    border-radius: 2em;
}
.toggle + .toggle-control::after,
.toggle + .toggle-control::before {
    position: relative;
    display: block;
    content: "";
    width: 20px;
    height: 20px;
}
.toggle + .toggle-control::after {
    left: 0;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background: #343434;
    border-radius: 50%;
}
.toggle + .toggle-control::before {
    display: none;
}
.toggle:checked + .toggle-control {
    border: 1.5px solid #444;
}
.toggle:checked + .toggle-control::after {
    left: 50%;
    height: 20px;
    width: 20px;
    background: #242930;
    border: 3px solid #63BCF8;
}
.toggle-text {
    vertical-align: text-bottom;
    margin-left: 5px;
}
.generated-direction {
    display: inline-block;
    width: 150px;
}
.generated-width,
.generated-height {
    font-size: 60%;
    white-space: nowrap;
    font-family: 'Source Sans Pro', 'Avenir Next', AvenirNext;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    line-height: 3rem;
}
@media screen and (min-width: 790px) {
    .generated-width,
    .generated-height {
        line-height: 2rem;
    }
}
.generated-width .changes,
.generated-height .changes {
    text-transform: none;
    display: inline-block;
    line-height: 25px;
    padding: 0 5px;
    background: #2F353E;
    border-radius: 3px;
    color: #63BCF8;
    -webkit-transition: color 0.4s ease-in-out, background 0.4s ease-in-out;
    -moz-transition: color 0.4s ease-in-out, background 0.4s ease-in-out;
    transition: color 0.4s ease-in-out, background 0.4s ease-in-out;
}
.generated-width .changes[class*="-add"],
.generated-height .changes[class*="-add"] {
    color: #054570;
    background: #63BCF8;
}
.generated-width .changes.highlight.ng-enter,
.generated-height .changes.highlight.ng-enter {
    background: #2F353E;
    color: #63BCF8;
}
.generated-width .changes.highlight.ng-enter.ng-enter-active,
.generated-height .changes.highlight.ng-enter.ng-enter-active {
    color: #054570;
    background: #63BCF8;
}
.generated-width .changes.highlight.ng-leave,
.generated-height .changes.highlight.ng-leave {
    color: #054570;
    background: #63BCF8;
}
.generated-width .changes.highlight.ng-leave.ng-leave-active,
.generated-height .changes.highlight.ng-leave.ng-leave-active {
    background: #2F353E;
    color: #63BCF8;
}
/*****************************************
* DIAGRAM STYLES
******************************************/

#diagram {
    margin-left: 5px;
    clear: left;
    padding-top: 30px;
}
.box {
    position: relative;
}
.box:hover .box-property {
    background: #FFFFFF;
}
.box:hover .box-property-vertical,
.box:hover .box-property-horizontal {
    opacity: 0;
}
.box-property {
    font-family: 'Source Code Pro', Menlo, monospace;
    -webkit-transition: width 0.3s linear, height 0.3s linear;
    -moz-transition: width 0.3s linear, height 0.3s linear;
    transition: width 0.3s linear, height 0.3s linear;
    position: absolute;
}
.box-padding {
    background: #C5D936;
    border: 1px dashed #f6f6f6;
    text-shadow: 0px 1px 1px rgba(222, 233, 140, 0.7);
}
.box-padding span::before,
.box-padding span::after {
    color: #33380b;
}
.box-padding:hover {
    background-color: #C5D936 !important;
}
.box-padding:hover .box-property-vertical,
.box-padding:hover .box-property-horizontal {
    opacity: 1;
}
.box-padding .box-property-vertical {
    left: 40%;
}
.box-padding .box-property-horizontal {
    top: 40%;
}
.box-border {
    background: #F8CC63;
    border: 1px solid #f6f6f6;
    text-shadow: 0px 1px 1px rgba(252, 236, 197, 0.7);
}
.box-border span::before,
.box-border span::after {
    color: #896206;
}
.box-border:hover {
    background-color: #F8CC63 !important;
}
.box-border:hover .box-property-vertical,
.box-border:hover .box-property-horizontal {
    opacity: 1;
}
.box-border .box-property-vertical {
    left: 50%;
}
.box-border .box-property-horizontal {
    top: 50%;
}
.box-margin {
    background: #DE6A63;
    border: 1px dashed #f6f6f6;
    text-shadow: 0px 1px 1px rgba(240, 186, 183, 0.7);
    /** To Decode this SVG image, paste the css here: www.svgeneration.com/tools/base-64-decoder */
    
    background-color: #de6a63;
    background-image: url("data:image/svg+xml;base64,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");
}
.box-margin span::before,
.box-margin span::after {
    color: #611914;
}
.box-margin:hover {
    background-color: #DE6A63 !important;
}
.box-margin:hover .box-property-vertical,
.box-margin:hover .box-property-horizontal {
    opacity: 1;
}
.box-margin .box-property-vertical {
    left: 60%;
}
.box-margin .box-property-horizontal {
    top: 60%;
}
.box-inner {
    background: #63BCF8;
    border: 1px solid #f6f6f6;
    text-shadow: 0px 1px 1px rgba(197, 230, 252, 0.7);
    text-align: center;
}
.box-inner span::before,
.box-inner span::after {
    color: #065489;
}
.box-inner:hover {
    background-color: #63BCF8 !important;
}
.box-inner:hover .box-property-vertical,
.box-inner:hover .box-property-horizontal {
    opacity: 1;
}
.box-inner::before {
    color: #0763a1;
    content: attr(data-width) " x " attr(data-height);
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: .5em;
    width: 100%;
    font-size: .75em;
    white-space: nowrap;
}
.property-label {
    font-family: 'Source Sans Pro', 'Avenir Next', AvenirNext;
    text-transform: uppercase;
    font-weight: 400;
    letter-spacing: 2px;
    font-size: 11px;
    top: -6px;
    left: 5px;
    position: relative;
}
@media screen and (min-width: 790px) {
    .property-label {
        top: -12px;
    }
}
.property-label#property-label-padding {
    color: #93a41f;
}
.property-label#property-label-border {
    color: #c38c09;
}
.property-label#property-label-margin {
    color: #b52e26;
}
.property-label#property-label-content {
    color: #0b90ea;
    float: left;
    top: -6px;
}
@media screen and (min-width: 790px) {
    .property-label#property-label-content {
        top: -8px;
    }
}
#padding-v::before {
    top: -8px;
}
.box-property-vertical,
.box-property-horizontal {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2000;
}
.box-property-vertical::before,
.box-property-horizontal::before,
.box-property-vertical::after,
.box-property-horizontal::after {
    position: absolute;
    font-size: 0.75em;
    text-align: center;
}
.box-property-vertical::before,
.box-property-vertical::after {
    left: -0.5em;
    width: 100%;
}
.box-property-horizontal::before,
.box-property-horizontal::after {
    margin-top: -0.65em;
    width: 2em;
    height: 100%;
}
.box-property-vertical {
    height: 100%;
}
.box-property-vertical::before {
    content: attr(data-top);
    top: -0.5em;
}
.box-property-vertical::after {
    content: attr(data-bottom);
    bottom: -0.5em;
}
.box-property-horizontal {
    width: 100%;
}
.box-property-horizontal::before {
    content: attr(data-left);
    left: -1em;
}
.box-property-horizontal::after {
    content: attr(data-right);
    right: -1em;
}

HTML

angular interactive box-model diagram 很好的一个用于演示CSS3框模型（盒子模型）的例子。

angular,框模型

编辑器支持Emmet

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angular interactive box-model diagram 很好的一个用于演示CSS3框模型（盒子模型）的例子。

angular,框模型

Angular.js 响应式多高度网格布局

Angular.js Three.js 地震记录立体展示

编辑器支持Emmet

快捷键

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