.modal,
.modal-overlay {
    position: fixed;
    top: 0;
    width: 100%
}

.modal-overlay {
    right: 0;
    bottom: 0;
    left: 0;
    height: 100%;
    background: rgba(0, 0, 0, .75);
    z-index: 10
}

.modal {
    display: none;
    left: 50%;
    padding: 25px;
    max-width: 800px;
    box-sizing: border-box;
    z-index: 999999;
    visibility: hidden;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o--transform: translateX(-50%);
    transform: translateX(-50%)
}

.modal-content {
    background: #fff
}

.modal-title {
    margin: 0
}