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Sidebar with Custom Animation in Vue Sidebar component

In the following example, the sidebar is rendered with custom animation effects. Click the buttons available in the main content area to check how the custom animations works with sidebar.

Sidebar will automatically adjust expanding animation to match any custom size specified in CSS styles.

Source
Preview
app.vue
<template>
    <div id="app">
       <div class="col-lg-8 control-section">
           <!-- Declaration of sidebar element-->
            <ejs-sidebar  id="sidebar-element"  class="sidebar" :showBackdrop="showBackdrop" :closeOnDocumentClick="closeOnDocumentClick" ref="sidebar" :width="width" >
                <div class="title"> Sidebar content</div>
                <div class="sub-title">
                    * Sidebar is rendered with animation effect
                </div>
                <div class="center-align">
                    <!-- Declaration of button element-->
                    <button  ejs-button  id="close_btn" v-on:click="closeClick_btn"  class="e-btn close-btn">Close Sidebar</button>
                </div>
            </ejs-sidebar>
            <!-- End of sidebar element-->
        </div>
        <div class="content">
            <div class="title">Sidebar Transitions</div>
            <div class="sub-title"> * Click the below button to render the Sidebar with animation effect.</div>
            <div class="center-align">
               <!-- Declaration of button element-->
                <button  ejs-button  id="zoom" v-on:click="zoom"  class="e-btn e-info">Zoom Sidebar</button>
                <button  ejs-button  id="open_door" v-on:click="open_door"  class="e-btn e-info">Open Door</button>
                <button  ejs-button  id="bottom_top" v-on:click="bottom_top"  class="e-btn e-info">Bottom to Top</button>
            </div>
            <div class="center-align">
                <!-- Declaration of button element-->
                <button  ejs-button  id="rotate" v-on:click="rotate"  class="e-btn e-info">Rotate </button>
                <button  ejs-button  id="rotate_3d" v-on:click="rotate_3d"  class="e-btn e-info">Rotate 3D </button>
                <button  ejs-button  id="reverse" v-on:click="reverse"  class="e-btn e-info">Reverse Slide Out </button>
            </div>
        </div>
    </div>
</template>
<script>
import Vue from 'vue';
import { SidebarPlugin } from '@syncfusion/ej2-vue-navigations';
import { ButtonPlugin } from '@syncfusion/ej2-vue-buttons';
import { enableRipple } from '@syncfusion/ej2-base';
enableRipple(true);

Vue.use(SidebarPlugin);
Vue.use(ButtonPlugin);

export default {
    data () {
        return {
            showBackdrop :true,
            closeOnDocumentClick:true,
            width: '220px',
        };
    },
    methods: {
        // Zoom Sidebar
        zoom :function() {
          this.$refs.sidebar.show();
          this.$refs.sidebar.$el.classList.add("w3-animate-zoom");
        },
        // Open Door
        open_door: function() {
            this.$refs.sidebar.show();
            const sidebar_element: Element =document.getElementsByClassName("e-sidebar-overlay")[0];
            sidebar_element.classList.add("move");
        },
        // Bottom to Top
        bottom_top :function() {
          this.$refs.sidebar.show();
          this.$refs.sidebar.$el.classList.add("w3-animate-bottom");
        },
        // Rotate Sidebar
        rotate :function() {
          this.$refs.sidebar.show();
          this.$refs.sidebar.$el.classList.add("rotate");
        },
        // Rotate 3d Effect
        rotate_3d :function() {
          this.$refs.sidebar.show();
          this.$refs.sidebar.$el.classList.add("rotate_3d");
        },
        // Reverse Slide Out
        reverse :function() {
          this.$refs.sidebar.show();
          this.$refs.sidebar.$el.classList.add("reverse_slide_out");
        },
        //Close the sidebar
        closeClick_btn : function() {
            this.$refs.sidebar.$el.classList.remove("sidebar");
            this.$refs.sidebar.$el.classList.remove("rotate");
            this.$refs.sidebar.$el.classList.remove("w3-animate-zoom");
            this.$refs.sidebar.$el.classList.remove("w3-animate-bottom");
            this.$refs.sidebar.$el.classList.remove("rotate_3d");
            this.$refs.sidebar.$el.classList.remove("reverse_slide_out");
            this.$refs.sidebar.hide();
        }
    }
}
</script>
<style>
@import "../node_modules/@syncfusion/ej2-vue-navigations/styles/material.css";
@import "../node_modules/@syncfusion/ej2-base/styles/material.css";

/*Sidebar element styles*/
#sidebar-element {
    background-color: rgb(25, 118, 210);
    color: #ffffff;
}
.sidebar {
     animation-name:rotate_sidebar;
    animation-duration: 2s
}
@keyframes rotate_sidebar{from{transform:rotateY(150deg)} to{transform:rotateY(360deg)}}
/*main content styles*/
.title {
    text-align: center;
    font-size: 25px;
    padding: 15px;
    font-style: italic;
}

.sub-title {
    text-align: center;
    font-size: 16px;
    padding: 10px;
    font-style: italic;
}

.center-align {
    text-align: center;
    padding-top: 20px;
}
/*Animation styles*/
.move {
    transform:rotateX(-20deg);
}
#close,#close:hover,#close:active,#close:focus{ /* csslint allow: adjoining-classes*/
    background: #fafafa;
    color:black;
}
#close_btn,#close_btn:hover,#close_btn:active,#close_btn:focus{ /* csslint allow: adjoining-classes*/
    background: #fafafa;
    color:black;
}
.w3-animate-bottom {
    animation-name: animatebottom;
    animation-duration: 1s;
}
@keyframes animatebottom{from {
    margin-top: 100%;
  }
  to {
    margin-top: 0%;
  }}
  
  .w3-animate-zoom {animation-name:animatezoom;
    animation-duration: 1s}
  @keyframes animatezoom{from{transform:scale(0)} to{transform:scale(1)}}

.rotate {
     animation-name:rotate1;
    animation-duration: 1s
}
@keyframes rotate1{from{transform:rotateX(150deg)} to{transform:rotateX(360deg)}}
.rotate_3d {
    animation-name:rotate;
   animation-duration: 1s
}
@keyframes rotate{from{transform:rotateY(150deg)} to{transform:rotateY(360deg)}}

  .reverse_slide_out  {
    animation-name: reverse1;
    animation-duration: 1s
 }
 @keyframes reverse1  {from {
    transform: rotateY(-65deg);
    margin-left: 200px;
  }

  to {
    margin-left: 0%;
  }
}
/*End of animation styles*/
button {
    margin:5px;
}

</style>