.fixed-box {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    font-size: 60px;

    z-index: 9999;
}

    .fixed-box.show {
        display: block;
    }

.block {
    display: table;
    vertical-align: middle;
    height: 100%;
    width: 100%;
}

.middle {
    display: table-cell;
    vertical-align: middle;
}

.overflow {
    max-height: 100vh;
    overflow-y: auto;
    scrollbar-width: none;
}

    .overflow::-webkit-scrollbar {
        width: 0px;
    }

.close-btn {
    font-size: 1.5em;
    font-weight: 700;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    line-height: 1.45em;
    text-align: center;
    white-space: nowrap;
    background: #f54;
    color: #822;
    position: absolute;
    right: -.5em;
    top: -.5em;
    cursor: pointer;
    transition: all .2s;
}

    .close-btn:hover, .close-btn:active, .close-btn:focus {
        box-shadow: -.05em .05em .1em rgba(0,0,0,.2);
        filter: brightness(1.25);
    }

.inner {
    display: block;
    position: relative;
    background: #681811;
    border: .2em solid #e33;
    box-shadow: inset 0 0 2px 1px rgba(24,8,8,.4);
    border-radius: 20px;
    width: 86%;
    height: 86%;
    max-width: 900px;
    margin: 5% auto;
    animation: pop .2s ease-out;
}

.mask {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: rgba(0,0,0,.7);
    animation: fade .2s ease-out;
}

.title {
    text-align: center;
    font-size: 60px;
    font-weight: 700;
    margin: .45em .5em;
    color: #fff8f0;
    text-shadow: 0 0 .1em #a55;
}

.pic {
    margin: .45em .5em;
}
.evtlink{
    display: block;
}
.evtImg{
    display: block; margin: 0 auto; width: 100%;
}

@supports (backdrop-filter: blur(.75vmin)) {
    .mask {
        backdrop-filter: blur(.75vmin);
    }
}

@media (max-width: 1000px) {
    .fixed-box {
        font-size: 6vw;
    }

        .fixed-box .title {
            font-size: 6vw;
        }
}

@keyframes pop {
    0% {
        transform: scale(0)
    }

    to {
        transform: scale(1)
    }
}

@keyframes fade {
    0% {
        opacity: 0
    }

    to {
        opacity: 1
    }
}