::-webkit-scrollbar-track {
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
	border-radius: 10px;
	background-color: #F5F5F5;
}
::-webkit-scrollbar {
	width: 15px;
	background-color: #F5F5F5;
}
::-webkit-scrollbar-thumb {
	border-radius: 10px;
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.3);
	background-color: #555;
}
img {
	max-width: 100%;
}
.huong-dan-chi-so {
	max-width: 1000px;
	margin: 30px auto;
	background: transparent;
	padding: 15px;
	font-family: Arial;
}
form {
	box-shadow: 0px 0px 3px 1px #8bc6e4;
	border-radius: 10px;
	padding: 20px;
	max-width: 600px;
	margin: auto;
}
.form-group {
	margin-bottom: 15px;
	clear: both;
	display: flex;
}
.col-md-4 {
	float: left;
	width: calc(50% - 15px);
}
.col-md-8 {
	width: 100%;
	margin: auto;
	text-align: center;
}
.control-label {
	font-weight: bold;
	padding-right: 15px;
	text-transform: uppercase;
	color: cornflowerblue;
	text-align: right;
	line-height: 2.2;
}
select, input {
	padding: 6px 10px;
	border-radius: 6px;
	border: 1px solid #6495ed;
	max-width: 250px;
	width: 100%;
}
input.btn-success {
	cursor: pointer;
	background: green;
	border: 2px solid #106410;
	color: white;
	font-weight: bold;
	padding: 8px 16px;
	border-radius: 3px;
	width: unset;
}
input.btn-danger {
	cursor: pointer;
	background: orange;
	border: 2px solid #bf7f0a;
	color: white;
	font-weight: bold;
	padding: 8px 16px;
	border-radius: 3px;
	width: unset;
}
input.btn-success:hover,
input.btn-danger:hover {
	opacity: .8;
}
#thongbaoloi {
	border: 2px solid #7d2828;
	color: white;
	background: #b33939;
	border-radius: 6px;
	padding: 15px;
	margin: auto;
}
.ket-qua {
	display: block;
	margin: 15px 0;
}
.ket-qua .ket-qua-div {
	text-align: center;
	font-size: 20px;
	font-weight: bold;
	text-transform: uppercase;
	color: green;
	margin-bottom: 15px;
}
#data_input {
	font-size: 15px;
    color: coral;
    text-transform: initial;
    margin: 10px 5px 5px 5px;
    line-height: 1.5;
}
#feedback:empty,
#thongbaoloi:empty,
#data_input:empty {
	display: none !important;
}
#feedback {
	max-width: max-content;
	margin: auto;
	border: 1px solid green;
	border-radius: 6px;
	padding: 15px;
}
#feedback hr {
	background: green;
    margin: 0 0 15px 0;
}
#feedback p {
	margin-top: 0;
}
#feedback p:last-child {
	margin-bottom: 0;
}
#feedback span {
	font-weight: bold;
	color: green;
}
.huong-dan-chi-so {

}
.title-header {
	text-align: center;
}