这是一款基于Bootstrap原生Tabs选项卡基础上进行美化的选项卡UI设计效果。该选项卡通过简单的CSS3代码，将Bootstrap选项卡渲染出非常炫酷的效果。

使用方法

HTML结构

该选项卡的HTML结构为Bootstrap选项卡的HTML结构：

<div class="container">
    <div class="row">
        <div class="col-md-8">
            <div class="tab" role="tabpanel">
                <!-- Nav tabs -->
                <ul class="nav nav-tabs" role="tablist">
                    <li role="presentation" class="active"><a href="#Section1" aria-controls="home" role="tab" data-toggle="tab"><i class="fa fa-user"></i>Section 1</a></li>
                    <li role="presentation"><a href="#Section2" aria-controls="profile" role="tab" data-toggle="tab"><i class="fa fa-envelope"></i>Section 2</a></li>
                    <li role="presentation"><a href="#Section3" aria-controls="messages" role="tab" data-toggle="tab"><i class="fa fa-cube"></i>Section 3</a></li>
                    <li role="presentation"><a href="#Section4" aria-controls="messages" role="tab" data-toggle="tab"><i class="fa fa-comment"></i>Section 4</a></li>
                </ul>
                <!-- Tab panes -->
                <div class="tab-content tabs">
                    <div role="tabpanel" class="tab-pane fade in active" id="Section1">
                        <h3>Section-1</h3>
                        <p>...... </p>
                    </div>
                    <div role="tabpanel" class="tab-pane fade" id="Section2">
                        <h3>Section-2</h3>
                        <p>...... </p>
                    </div>
                    <div role="tabpanel" class="tab-pane fade" id="Section3">
                        <h3>Section-3</h3>
                        <p>......</p>
                    </div>
                    <div role="tabpanel" class="tab-pane fade" id="Section4">
                        <h3>Section-4</h3>
                        <p>...... </p>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
CSS样式

该选项卡的CSS样式非常简单，主要是为选项卡设置不同状态时的边框效果和阴影效果。

.tab{
    margin-top: 30px;
}
.tab .nav-tabs{
    border:none;
    border-bottom: 1px solid #e4e4e4;
}
.nav-tabs li a{
    padding: 15px 40px;
    border:1px solid #ededed;
    border-top: 2px solid #ededed;
    border-right: 0px none;
    background: #7a81f4;
    color:#fff;
    border-radius: 0px;
    margin-right: 0px;
    font-weight: bold;
    transition: all 0.3s ease-in 0s;
}
.nav-tabs li a:hover{
    border-bottom-color: #ededed;
    border-right: 0px none;
    background: #00b0ad;
    color: #fff;
}
.nav-tabs li a i{
    display: inline-block;
    text-align: center;
    margin-right:10px;
}
.nav-tabs li:last-child{
    border-right:1px solid #ededed;
}
.nav-tabs li.active a,
.nav-tabs li.active a:focus,
.nav-tabs li.active a:hover{
    border-top: 3px solid #00b0ad;
    border-right: 1px solid #d3d3d3;
    margin-top: -15px;
    color: #444;
    padding: 22px 40px;
}
.tab .tab-content{
    padding: 20px;
    line-height: 22px;
    box-shadow:0px 1px 0px #808080;
}
.tab .tab-content h3{
    margin-top: 0;
}
@media only screen and (max-width: 767px){
    .nav-tabs li{
        width:100%;
        margin-bottom: 10px;
    }
    .nav-tabs li a{
        padding: 15px;
    }
    .nav-tabs li.active a,
    .nav-tabs li.active a:focus,
    .nav-tabs li.active a:hover{
        padding: 15px;
        margin-top: 0;
    }
}