#footer_ban {
margin: 0 auto;
padding: 0;
width: 100%;
overflow: hidden;
display: table;
position: fixed;
bottom: 0;
left:0;
background: #f0f0f0;
z-index: 9999;
line-height:0;
}
@media screen and (max-width: 599px){
.chamo_frame {
bottom: 74px !important;
}
}

.single-post #single_wrap h3 {
    margin-bottom: 1rem;
    margin-top: 3rem;
    font-size: 17px;
    font-weight: bold;
    color: #fff;
    padding: 10px 10px 20px 10px;
    background-image: url(https://air-kanban.net/wp-content/themes/air-kanban/common/images/h3.png);
    -webkit-background-size: 100% 100%;
    background-size: 100% 100%;
}