You can change the color of the fields and labels of the [JOTFORM], by adding the following CSS to your theme.
#jot-confirm-header {
color: #3fe316;
}
label[for="jot-subscribe-name"] {
color: #ff0000;
}
#jot-subscribe-name {
color: #a9a941;
}
label[for="jot-subscribe-num"] {
color: #3169d1;
}
#jot-subscribe-num {
color: #ff0a51;
}
Which will change the form as shown below