kicad_scripts

body {
    background-color: #eee;
    background-image: url('background.png');
    background-attachment: fixed;
    font-family: sans-serif;
}
#content {
    text-align: center;
    background-color: white;
    width: 600px;
    padding: 1em;   
    margin-left: auto;
    margin-right: auto;
    border: thin solid black;
}
#content table {
    text-align: left;
}
input {
    border: 1px solid #ccc;
    background-color: #eee;
    padding: .2em .2em .2em .4em;
}
.invalid_field {
    background-color: orange;
}