.modal {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100vh;
    z-index: 999;
    opacity: 0;
}
.modal-overlay {
    width: 100%;
    height: 100vh;
    position: fixed;
    background: rgba(0, 0, 0, 0.6);
}
.modal-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    width: 100%;
    height: 100vh;
    overflow-y: auto;
}
.modal-container {
    width: 500px;
    position: relative;
    z-index: 3;
    max-width: 100%;
    background: #fff;
    margin: auto;
    position: relative;
}
.modal-close {
    position: absolute;
    right: 10px;
    top: 10px;
    cursor: pointer;
    z-index: 2;
    -webkit-transition: all 0.4s;
    -o-transition: all 0.4s;
    transition: all 0.4s;
}