.calc summary {
    width: 100%;
    display: inline;
}

.calc div.wrap {
    float: left;
    width: 100%;
}

.calc preview {
    display: inline;
}

.calc content {
    margin-top: 17px;
	text-align:center;
}

.calc div.controls {
    width: 100%;
    display: block;
}


.calc input {
    border: 0;
    color: #f6931f;
    font-weight: bold;
}
.calc #spine {
    float: left;
    width: 560px;
    margin-left: -670px;
    display: inline;
    background-color: #999999;
}