.contact_form input {
height:20px; 
width:250px; 
padding:5px 5px;
}
.contact_form textarea {padding:8px; width:250px;}
.contact_form button {margin-left:11px;}

/* ����� � ������� */
.contact_form input, .contact_form textarea { 
	border:1px solid #aaa;
	box-shadow: 0px 0px 3px #ccc, 0 10px 15px #eee inset;
	border-radius:2px;
	padding-right:30px;
	-moz-transition: padding .25s; 
	-webkit-transition: padding .25s; 
	-o-transition: padding .25s;
	transition: padding .25s;
}
.contact_form input:focus, .contact_form textarea:focus {
	background: #fff; 
	border:1px solid #555; 
	box-shadow: 0 0 3px #aaa; 
	padding-right:70px;
}

/* === HTML5  === */	
.contact_form input:required, .contact_form textarea:required {
background: #fff no-repeat 98% center;
}
.contact_form input:required:valid, .contact_form textarea:required:valid {
background: #fff no-repeat 98% center;
box-shadow: 0 0 5px #5cd053;
border-color: #28921f;
}
.contact_form input:focus:invalid, .contact_form textarea:focus:invalid {
background: #fff no-repeat 98% center;
box-shadow: 0 0 5px #d45252;
border-color: #b03535
}

/* === ����� ��������� === */
.form_hint {
background: #d45252;
border-radius: 3px 3px 3px 3px;
color: white;
margin-left:8px;
padding: 1px 6px;
z-index: 999; /* ��������� ������ ���� ��������� */
position: absolute; /* ���������� �����������, ���� ��������� � 2 ������ */
display: none;
}
.form_hint::before {
content: "\25C0";
color:#d45252;
position: absolute;
top:1px;
left:-6px;
}
.contact_form input:focus + .form_hint {display: inline;}
.contact_form input:required:valid + .form_hint {background: #28921f;}
.contact_form input:required:valid + .form_hint::before {color:#28921f;}

/* === ���������� ������ === */
button.submit {
background-color: #68b12f;
background: -webkit-gradient(linear, left top, left bottom, from(#68b12f), to(#50911e));
background: -webkit-linear-gradient(top, #68b12f, #50911e);
background: -moz-linear-gradient(top, #68b12f, #50911e);
background: -ms-linear-gradient(top, #68b12f, #50911e);
background: -o-linear-gradient(top, #68b12f, #50911e);
background: linear-gradient(top, #68b12f, #50911e);
border: 1px solid #509111;
border-bottom: 1px solid #5b992b;
border-radius: 3px;
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
-ms-border-radius: 3px;
-o-border-radius: 3px;
box-shadow: inset 0 1px 0 0 #9fd574;
-webkit-box-shadow: 0 1px 0 0 #9fd574 inset ;
-moz-box-shadow: 0 1px 0 0 #9fd574 inset;
-ms-box-shadow: 0 1px 0 0 #9fd574 inset;
-o-box-shadow: 0 1px 0 0 #9fd574 inset;
color: white;
font-weight: bold;
padding: 6px 20px;
text-align: center;
text-shadow: 0 -1px 0 #396715;
}
button.submit:hover {
opacity:.85;
cursor: pointer; 
}
button.submit:active {
border: 1px solid #20911e;
box-shadow: 0 0 10px 5px #356b0b inset; 
-webkit-box-shadow:0 0 10px 5px #356b0b inset ;
-moz-box-shadow: 0 0 10px 5px #356b0b inset;
-ms-box-shadow: 0 0 10px 5px #356b0b inset;
-o-box-shadow: 0 0 10px 5px #356b0b inset;

}