body {
    background-color: aliceblue;
    margin: 0 auto;
    width: 90%;
    min-width: 300px;
}
.BTW {
    width: 160px;
    height: 20px;
    float: left;
}
div#bz {
    margin: 40px 0;
}
button.BT {
    background-color: darkturquoise;
    padding: 5px 10px;
    border: 0;
    border-radius: 5px;
    box-shadow: 2px 2px 2px;
}
.BZimg {
    width:100%;
    max-width:260px;
    margin:0 auto;
    border-radius: 8px;
}
.BZSM {
    font-size: smaller;
    text-indent: 2em;
}