div#sm_custom_plugin_form_wrap {
    float: left;
    clear: both;
    width: 100%;
}
#sm_custom_plugin_form_wrap .form-field {
	float: left;
	margin-bottom: 10px;
	width: 100%;
	max-width: 350px;
	clear: both;
}
#sm_custom_plugin_form_wrap .form-field.inline {
    clear: none;
    margin-right: 20px;
    max-width: 200px;
}
#sm_custom_plugin_form_wrap .form-field input, .form-field label {
	float: left;
}
#sm_custom_plugin_form_wrap .form-field input[type="text"] {
    width: calc(100% - 40px);
    margin: 0;
}
#sm_custom_plugin_form_wrap .form-field input[type="checkbox"]{
	width: 20px;
	height: 20px;
	padding: 5px;
}
#submit_btn {
	position:relative;
}
#sm_custom_plugin_form_wrap .error {
    float: left;
    clear: both;
    color: red;
}

/* The container */
#sm_custom_plugin_form_wrap .checkbox-container {
  display: block;
  position: relative;
  padding-left: 35px;
  margin-bottom: 12px;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  float: left;
  clear: both;
}

/* Hide the browser's default checkbox */
#sm_custom_plugin_form_wrap .checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

/* Create a custom checkbox */
.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 25px;
  width: 25px;
  background-color: #eee;
}

/* On mouse-over, add a grey background color */
#sm_custom_plugin_form_wrap .checkbox-container:hover input ~ .checkmark {
  background-color: #ccc;
}

/* When the checkbox is checked, add a blue background */
#sm_custom_plugin_form_wrap .checkbox-container input:checked ~ .checkmark {
  background-color: #e51312;
}

/* Create the checkmark/indicator (hidden when not checked) */
.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

/* Show the checkmark when checked */
#sm_custom_plugin_form_wrap .checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

/* Style the checkmark/indicator */
#sm_custom_plugin_form_wrap .checkbox-container .checkmark:after {
  left: 9px;
  top: 5px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 3px 3px 0;
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}