.policy_privacy {
    position: fixed;
    z-index: 1500;
    display: none;
    background-color: #23282d;
    background-color: rgba(30,30,30,.8);
    min-height: 100px;
    width: 100%;
    padding: 20px;
    font-size: 15px;
    color: #fff;
    bottom: 0;
    top: auto;
}

.policy_privacy p {
    float: left;
    width: 90%;
    width: calc(100% - 100px);
}
.policy_btn {
    float:right;
    background-color:#e31a18;
    color: white;
}

@media screen and (max-width: 499px) {
    .policy_privacy p {
        float: none;
        width: 100%;
        text-align: justify;
    }
    .policy_btn {
    float:none;
    display: block;
    margin-top: 20px;
    width: 100%;
    }
}