.alert {
    position: fixed;
    z-index: 99999;

    top: 0;
    left: 0;
    right: 0;
    bottom: 0;

    background-color: rgba(0,0,0,.6);

    display: flex;
    justify-content: center;
    align-items: center;
}

.hidden_modal_ads {
    transition: all .5s linear;
    visibility: hidden;
    opacity: 0;
}

.alert__contenedor {
    max-width: 500px;
    box-shadow: 0px 0px 40px #d9d9d9;
}

.alert__header {
    background-color: #00c78a;
    height: 25px;
    text-align: center;
}
.alert__header p {
    background-color: red;
    color: #fff;

    cursor: pointer;

    line-height: 1;
    width: 30px;
    height: 100%;
    margin-left: auto;

    display: flex;
    justify-content: center;
    align-items: center;
  
    font-size: 1.6rem;
    font-weight: bolder;
    font-family: "Montserrat", "DM Sans",serif;
}