<form id="login" action="none">
    <h1 id="ff-proof" class="ribbon">Dev. center &nbsp;&nbsp;</h1>
    <div class="apple">
      <div class="top"><span></span></div>
      <div class="butt"><span></span></div>
    	<div class="bite"></div>
	</div>
    <fieldset id="inputs">
        <input id="username" type="text" onblur="if(this.value=='')this.value='Pseudo ID';" onfocus="if(this.value=='Pseudo ID')this.value='';" value="Pseudo ID" />
        <input id="password" type="text" onblur="if(this.value=='')this.value='Mot de passe';" onfocus="if(this.value=='Mot de passe')this.value='';" value="Mot de passe" />
    </fieldset>
    <fieldset id="actions">
        <input type="submit" id="submit" value="connection"/>
       <p class="option"><a href="#">Mot de pass oubli&eacute;</a>&nbsp;&nbsp;|<a href="#">Inscription</a></p>
    </fieldset>
</form>
html,
body {height: 100%;}
body {
    font-family: /* 'Istok Web' ,*/ "Helvetica", sans-serif;
    font-size: 12px;
    margin: 0;
    background:url(http://subtlepatterns.subtlepatterns.netdna-cdn.com/patterns/low_contrast_linen.png) repeat;
}
#login { /* box formulaire */
  background:
    radial-gradient(black 15%, transparent 16%) 0 0,
	  radial-gradient(black 15%, transparent 16%) 8px 8px,
	  radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 0 1px,
	  radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 8px 9px;
	background-color:#373737;
	background-size:16px 16px;
    height: 310px;
    width: 420px;
    margin: -175px 0 0 -240px;
    padding: 30px;
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 0;
    border-radius: 10px;
    box-shadow:
          0 1px 10px rgba(0,0,0,0.75),
    0 0 2px rgba(0, 0, 0, 0.5),
          0 1px 1px rgba(0,0,0,0.5),
          0 3px 0 #373737,
          0 4px 0 rgba(0,0,0,0.5),
          0 6px 0 #373737,
          0 7px 0 rgba(0,0,0,0.5),
          0 -10px 5px 10px rgba(0, 0, 0, 0.3) inset,
          0 10px 10px 15px rgba(255, 255, 255, 0.1) inset;
}
#login:before { /* couture autour du formulaire */
    content: '';
    position: absolute;
    z-index: -1;
    border: 1px dashed rgba(143, 143, 143, 0.7);
    top: 5px;
    bottom: 5px;
    left: 5px;
    right: 5px;
    box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.8),0 0 5px 1px rgba(0, 0, 0, 0.5) inset;
}
#login:after{
	transform: none;
    border-bottom: 28px solid transparent;
    border-left: 28px solid #DE6625;
    border-right: 28px solid #DE6625;
    height: 40px;
    position: absolute;
    right: -36px;
    width: 0;
    top: 88px;
    content: "";
    display: block;
    z-index: 20;
}
h1 {
    text-transform:  capitalize;
    text-align: right;
    margin: 0 0 30px 0;
    letter-spacing: 4px;
    font-size:35px;
    letter-spacing: -0.06em;
}
#ff-proof.ribbon:after { /* ruban tombant */
    transform: none;
    border-top: 55px solid transparent;
    border-left: 55px solid #DE6625;
    border-right: 55px solid transparent;
    height: 40px;
    position: absolute;
    right: -107px;
    width: 0;
    bottom: -43px;
    content: "";
    display: block;
    z-index: 20;
}
.ribbon:before { /*  ombre du ruban tombant */
	  transform: rotate(280deg);
    transform-origin: right bottom;
    border-top: 55px solid rgba(0, 0, 0, 0.3);
    border-right: 55px solid transparent;
    bottom: 30px;
    content: "";
    display: block;
    height: 0;
    position: absolute;
    right: -53px;
    width: 20px;
    z-index: 10;
    box-shadow: -2px -2px 2px rgba(0, 0, 0, 0.3);
}
.ribbon { /* ruban  */
    background-color: #C94700;
    background-size:5px 5px,100% 100% ;
    background-image: linear-gradient(45deg , transparent 0%, transparent 25%, rgba(0, 0, 0, 0.15) 25%, rgba(0, 0, 0, 0.15) 50%, transparent 50%, transparent 75%, rgba(0, 0, 0, 0.15) 75%, rgba(0, 0, 0, 0.15) 100%), rgba(0, 0, 0,.125) 20px),
    linear-gradient(top, #C94700, #B84100);
    /* border-bottom: 1px solid rgba(255, 255, 255, 0.3); */
    border-top-right-radius: 20px 5px;
    color: #301607;
    height: 55px;
    width: 460px;
    line-height: 55px;
    padding: 0 5px 0 0;
    margin-left: -32px;
    position: relative;
    text-shadow: 0px 1px 0 rgba(255, 255, 255, 0.3);
    box-shadow: 0 -25px 25px rgba(0, 0, 0, 0.2) inset, 0 0 0 2px rgba(255, 255, 255, 0.25) inset, 0 0 0 1px rgba(0, 0, 0, 0.75) inset, 0 2px 5px rgba(0, 0, 0, 0.25), 0px 1px 2px rgba(0, 0, 0, 0.7),inset 4px 0 2px -1px rgba(0,0,0,0.3),0 -2px 5px rgba(0, 0, 0, 0.2) ;
}
fieldset {
    position: relative;
    border: 0;
    padding: 0;
    margin: 0;
    text-align: center;

}
fieldset#actions{
	display: block;
    height: 92px;
    overflow: hidden;
    position: relative;
}
fieldset#inputs{ /* contour des inputs */
	padding: 10px;
    margin: 0px;
    width: 400px;
    background-color: #C8BCB6;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(0, 0, 0,.05) 10px, rgba(0, 0, 0,.05) 20px),linear-gradient(top, #C8BCB6, #B3A39A);
    box-shadow: inset 0 0 1px 1px rgba(0, 0, 0, 0.5) inset, 0 2px 2px 2px #1F1F1F inset;
    border-radius: 5px;
}
@media screen and (-webkit-animation) {fieldset#inputs:before {width: 440px!important;}}
fieldset#inputs:before{ /* couture autour des inputs */
	content: "";
	padding: 0px;
    margin: -18px -22px;
	width: 435px;
	height: 145px;
	position: absolute;
	border: 1px dashed rgba(143, 143, 143,0.7);
	box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.8),0 0 1px 1px rgba(0, 0, 0, 0.5) inset;
    border-radius: 2px;
	z-index: -1;
}
#inputs input { /* pictos des inputs */
    background: #f1f1f1 url(data:image/png;base64,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) no-repeat;
    padding: 15px 15px 15px 30px;
    margin: 0 0 10px 5px;
    width: 85%;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 1px 1px #525252 inset, 0 1px 0 #6A6A6A;
}
#username {
    background-position: 5px -2px !important;
}
#password {
    background-position: 5px -52px !important;
}
#inputs input:focus {
    background-color: #fff;
    border-color: #e8c291;
    outline: none;
    box-shadow: 0 0 0 1px #e8c291 inset;
}
/*--------------------*/
#actions {
    margin: 25px 0 0 0;
}
#submit {/* bouton de connection */
    background-color: #ffb94b;
    background-image: linear-gradient(top, #C94700, #B84100);
    border-radius: 2px;
    text-shadow: 0 1px 0 rgba(0, 0, 0,0.7);
     box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5), 0 17px 2px rgba(255, 255, 255, 0.2) inset, 0 5px 5px rgba(255, 255, 255, 0.2) inset;
    display: block;
    border: none;
	position: relative;
    float: none;
    height: 35px;
    padding: 0;
    margin: 0 auto 20px;
    width: 120px;
    cursor: pointer;
    font-size:18px ;
    color: #FFF;
    text-transform:  capitalize;
}
#submit:hover,#submit:focus {
    background-color: #C94700;
    background-image: linear-gradient(top, #B84100, #C94700);
}
#submit:active {
    outline: none;
     box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
}
#submit::-moz-focus-inner {border: none;}
#actions a {
    color: #000000;
    float: none;
    line-height: 35px;
    margin-left: 10px;
    text-decoration: none;
}
#actions a:hover{color: #FFFFFF;text-decoration: underline;}

.option {
	margin: auto;
    width: 250px;
	background-color: #C8BCB6;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(0, 0, 0,.05) 10px, rgba(0, 0, 0,.05) 20px),linear-gradient(top, #C8BCB6, #B3A39A);
    box-shadow: inset 0 0 1px 1px rgba(0, 0, 0, 0.5) inset, 0 2px 2px 2px #1F1F1F inset;
    border-radius: 5px;
}
.option:after{
	content: "";
	width: 260px;
	height: 40px;
	left: 78px;
	top: 50px;
	position: absolute;
	border: 1px dashed rgba(143, 143, 143,0.7);
	border-bottom: none;
	box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.8),0 0 1px 1px rgba(0, 0, 0, 0.5) inset;
    border-radius: 2px;
	z-index: -1;
}
.apple, .butt:before, .top span:after, .butt:after, .top:before, .top:after, .butt:before, .butt:after {
    background: #FFF; /* foreground color */
}
.bite, .butt span, .butt, .top, .top span {
    background: #DE6625; /* background color */
}
.apple {
    width: 25.06px;
    height: 22.2px;
    border-radius: 36% 36% 41% 41% / 42% 42% 75% 75%;
    position: absolute;
    margin: 0px;
    right: -22px;
    top: 92px;
    z-index: 100;
}
.bite {
    position: absolute;
    width: 60%;
    height: 62%;
    right: -40%;
    top: 8%;
    border-radius: 60%;
}
.butt span {
    display: block;
    position: absolute;
    border-radius: 100% 100% 0% 0%;
    width: 24.5%;
    height: 400%;
    bottom: -239%;
    left: 38%;
}
.butt {
    position: absolute;
    width: 100%;
    height: 4%;
    bottom: -1%;
}
.butt:before {
    content: '';
    position: absolute;
    width: 24%;
    height: 400%;
    border-radius: 0% 0% 100% 100%;
    left: 21%;
    bottom: 38%;
}
.butt:after {
    content: '';
    position: absolute;
    width: 23.4%;
    height: 400%;
    border-radius: 0% 0% 100% 100%;
    right: 21%;
    bottom: 38%;
}


.top span {
    display: block;
    position: absolute;
    border-radius: 0 0 44% 44% / 0 0 100% 100%;
    width: 63%;
    height: 259%;
    top: -92%;
    left: 18.6%;
    z-index: 3;
}
.top span:after {
    border-radius: 100% 0 100% 0;
    content: "";
    height: 242%;
    left: 41%;
    position: absolute;
    top: -193%;
    width: 90%;
}
.top {
    position: absolute;
    width: 42%;
    height: 4%;
    top: 0px;
    left: 29%;
}
.top:before {
    content: '';
    position: absolute;
    width: 62%;
    height: 260%;
    border-radius: 100% 100% 0% 0% / 100% 200% 0% 0%;
    left: -27%;
    top: 1%;
}
.top:after {
    content: '';
    position: absolute;
    width: 62%;
    height: 260%;
    border-radius: 100% 100% 0% 0% / 200% 100% 0% 0%;
    right: -27%;
    top: 1%;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

  1. //cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js