@import url(https://fonts.googleapis.com/css?family=Open+Sans:400italic,400,300,600);

* {
	margin:0;
	padding:0;
	box-sizing:border-box;
	-webkit-box-sizing:border-box;
	-moz-box-sizing:border-box;
	-webkit-font-smoothing:antialiased;
	-moz-font-smoothing:antialiased;
	-o-font-smoothing:antialiased;
	font-smoothing:antialiased;
	text-rendering:optimizeLegibility;
}

#contact input[type="text"], #contact input[type="email"], #contact input[type="tel"], #contact input[type="url"], #contact textarea, #contact button[type="submit"] { font:400 12px/16px "Open Sans", Helvetica, Arial, sans-serif; }

.conteneform{
  display: inline-block;
    width:60%;
    height: auto;
    position: relative;
    vertical-align:top;
}

#contact {
    width:500px;
	background-color: transparent;
	padding:12px;
	margin:0px 0;
	margin-top:100px;
	margin-left:0px;
}

{
  font-family: "Open Sans";
}



@media screen and (max-width: 480px){

.conteneform{
    width:100%;
    height:auto;
    display:block;
    margin-top:0px;
}

#contact{
    width:100%;
    height:auto;
    margin-top:0px;
    margin-left:0px;
}
}

#contact h4 {
	margin:5px 0 15px;
	display:block;
	font-size:13px;
	color:darkgrey;
}

fieldset {
	border: medium none !important;
	margin: 0 0 12px;
	min-width: 100%;
	padding: 0;
	width: 100%;
}


#contact input[type="text"], #contact input[type="email"], #contact input[type="tel"], #contact input[type="url"], #contact textarea {
	width:100%;
	border:1px solid #CCC;
	background:#FFF;
	margin:0 0 5px;
	padding:10px;
}

#contact input[type="text"]:hover, #contact input[type="email"]:hover, #contact input[type="tel"]:hover, #contact input[type="url"]:hover, #contact textarea:hover {
	-webkit-transition:border-color 0.3s ease-in-out;
	-moz-transition:border-color 0.3s ease-in-out;
	transition:border-color 0.3s ease-in-out;
	border:1px solid #AAA;
}

#contact textarea {
	height:100px;
	max-width:100%;
  resize:none;
}

#contact button[type="submit"] {
	cursor:pointer;
	width:100%;
	border:none;
	background:#606060;
	color:#FFF;
	margin:0 0 5px;
	padding:10px;
	font-size:15px;
}

#contact button[type="submit"]:hover {
	background:darkgrey;
	-webkit-transition:background 0.3s ease-in-out;
	-moz-transition:background 0.3s ease-in-out;
	transition:background-color 0.3s ease-in-out;
}

#contact button[type="submit"]:active { box-shadow:inset 0 1px 3px rgba(0, 0, 0, 0.5); }

#contact input:focus, #contact textarea:focus {
	outline:0;
	border:1px solid #999;
}
::-webkit-input-placeholder {
 color:#888;
}
:-moz-placeholder {
 color:#888;
}
::-moz-placeholder {
 color:#888;
}
:-ms-input-placeholder {
 color:#888;
}

<!------------------------------------------------------------------->