* {
    border: 0px;
    margin: 0px;
}

body {
    background-color: #ffffff;
    font-family: Calibri, 'Gill Sans', 'Gill Sans MT', 'Trebuchet MS', sans-serif;
}

img {
    display: block;
    margin: auto;
    object-fit: contain;
}

.margens {
    max-width: 1024px;
    margin: auto;
}

.texto {
    padding: 5px 0px 0px 0px;
    font-size: 19px;
    color: #322f2f;
    text-align: justify;
}

.headline {
    padding-top: 5px;
    padding-bottom: 5px;
    background: url("http://botnroll.com/webcom/images/tit_bg.gif") bottom repeat-x;
    font-weight: bold;
    text-align: center;
}

.row {
    display: flex;
}

.column1_text {
    flex: 100%;
    padding: 5px;
    font-size: 19px;
    color: #322f2f;
    text-align: center;
}

.column3_text {
    flex: 33.33%;
    padding: 5px;
    font-size: 19px;
    color: #322f2f;
    text-align: center;
}

.column3 {
    flex: 33.33%;
    padding: 5px;
}

.column1 {
    flex: 100%;
    padding: 5px;
}

.responsive-iframe-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.responsive-iframe-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

#header_img {
    background-image: url("http://botnroll.com/webcom/images/BarraHeader.png");
    background-repeat: repeat-x;
}

#header {
    background-color: #2f2d2d;
    height: 100px;
}

#banner {
    margin-left: auto;
    margin-right: auto;
    height: 75px;
    align-self: center;
}