app/themes/light/form.less

@import "basic.less";

form {
    label {
        color: @form-label-color;
    }
}

textarea, input {
    border: 0;
    border-bottom: 1px solid transparent;
    outline: 0;
}

textarea:focus, input:focus {
    border-bottom: 1px solid @bg-color-advanced;
    background: @bg-color-highlight;
}

input[type=submit]{
    padding: 5pt 10pt; 
    background: @form-button-color;
    color: white;
    border: 0;
    margin: 0;
}

input[type=submit]:hover, input[type=submit]:focus, input[type=submit]:active {
    background: @form-button-hover-color;
    cursor: pointer;
}

input[type=submit]:disabled {
    background: @form-button-disabled-color;
}

input[type=checkbox], input[type=radio] {
    vertical-align: middle;
    position: relative;
    bottom: 1px;
}

input[type=radio] {
    bottom: 2px;
}