/*遮罩层*/
.lightbox-overlay{
    position: fixed;
    left: 0;
    bottom: 0;
    right: 0;
    top: 0;
    z-index: 100;
    overflow: hidden;
    box-sizing: border-box;
    background: rgba(0,0,0, .8);
}

.lightbox-overlay *,
.lightbox-overlay *::before,
.lightbox-overlay *::after{
    box-sizing: inherit;
}

.lightbox-overlay[aria-hidden="true"]{
    display: none;
}

/*Slide*/
.lightbox-slider{
    position: absolute;
    left: 0;
    bottom: 0;
    right: 0;
    top: 0;
    white-space: nowrap;
    transition: left .5s ease, transform .5s ease;
    -webkit-transition: left .5s ease, -webkit-transform .5s ease;
    -moz-transition: left .5s ease, -moz-transform .5s ease;
    -ms-transition: left .5s ease, -ms-transform .5s ease;
}
/*Content*/
.lightbox-content{
    display: -webkit-inline-box;
    display: -ms-inline-flexbox;
    display: inline-flex;
    
    -webkit-box-align: center;
    -ms-flex-align: center;
    
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    
    align-items: center;
    justify-content: center;
    
    width: 100%;
    height: 100%; 
}

.lightbox-content figure{
    position: relative;
}

.lightbox-content img{
    display: block;
    width: auto;
    height: auto;
    max-width: 90vw;
    max-height: 85vh;
}

.lightbox-content figcaption{
    position: absolute;
    left: 0;
    bottom: 0;
    padding: .25em .5em;
    width: 100%;
    color: #f5f5f5;
    display: block;
   /* background: rgba(17, 17, 17, .8);*/
    font-size: .8em;
    font-weight: 100;
}

.lightbox-overlay button{
    position: absolute;
    margin: 0;
    padding: 0;
    width: 1.5em;
    height: 1.5em;
    color: #fff;
    font-size: 1.5em;
    line-height: 1.5;
    text-align: center;
    background: transparent;
    cursor: pointer;
    appearance:none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.lightbox-overlay button:focus{
    background: rgba(255,255,255,0.1);
    outline: 1px solid rgba(255,255,255,.2);
}

.lightbox-overlay button:disabled{
    cursor: default;
    opacity: .5;
}

.lightbox-overlay button[aria-label="previous"],
.lightbox-overlay button[aria-label="next"]{
    top: 50%;
    top: calc(50% - (1.6em/2));
}

.lightbox-overlay button[aria-label="previous"]{
    left: 3%;
}
.lightbox-overlay button[aria-label="next"]{
    right: 3%;
}
.lightbox-overlay button[aria-label="close"]{
    top: 1em;
    right: 3%;
}
.lightbox-overlay button[aria-label="close"]:hover{
    background: rgba(255,255,255,.1);
    border-radius: .1em;
}

.lightbox-counter{
    position: absolute;
    left: 3%;
    top: 1.5em;
    font-size: 1em;
    font-weight: 100;
    color: rgba(255,255,255, .8);
    background: transparent;
    cursor: default;
    font-family: Helvetica;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
   
}

.lightbox-loader{
    position: absolute;
    top: 50%;
    left: 50%;
    display: inline-block;
    height: 5em;
    width: 5em;
    margin-top: -2.5em;
    margin-left: -2.5em;  
}

.lightbox-loader::before{
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    border:.5em solid #9f9f9f;
    border-top-color: #2727a4;
    border-radius: 100%;
    animation: spin 1s linear infinite;
    -webkit-animation: spin 1s linear infinite;
    -moz-animation: spin 1s linear infinite;
    -ms-animation: spin 1s linear infinite;
}

@-webkit-keyframes spin{
    to{
        transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
    }
}
@-moz-keyframes spin{
    to{
        transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
    }
}
@-ms-keyframes spin{
    to{
        transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
    }
}
@keyframes spin{
    to{
        transform: rotate(360deg);
         -webkit-transform: rotate(360deg);
    }
}