* {
    margin: 0;
    padding: 0;
    user-select: none;
}

.banner {
    width: 320px;
    height: 480px;
    overflow: hidden;
    position: relative;
}

.before,
.after {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.after {
    z-index: 2;
    overflow: hidden;
    width: 0;
}

.after .content-image {
    width: 320px;
    height: 480px;
}

.before {
    z-index: 1;
}

.content-image {
    width: 100%;
    height: 100%;
    display: block;
}

.scroller {
    position: absolute;
    height: 100%;
    width: 4px;
    background-color: #fff;
    top: 0;
    z-index: 3;
    left: 0;
}

.tablet {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    filter: drop-shadow(2px 4px 6px black);
}

.border {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10000;
    width: 100%;
    height: 100%;
    border: 10px solid #00319c;
    box-sizing: border-box;
    pointer-events: none;
}

.logo {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10000;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.finish-frame {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10000;
    transform: scale(1.1);
    opacity: 0;
}

.btn {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10000;
    transform: scale(1.1);
    opacity: 0;
}