.toast{
	position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1050;
    overflow: hidden;
    -webkit-overflow-scrolling: touch;
    outline: 0;
    text-align: center;
    display: none;
}
.toast_backdrop {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
}
.toast_dialog {
    width: 100%;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
}
.toast_content {
    position: relative;
    min-width: 126px;
    display: inline-block;
    background: rgba(17, 17, 17, 0.9);
    text-align: center;
    border-radius: 5px;
    color: #fff;
    font-size: 16px;
}
.toast_content>span {
    padding: 16px 20px;
    display: block;
}