Hola, hoy les traigo mi primera extension
Me inspire mucho en @C_D_L
Taringa! verde 
IMAGENES
Las cosas giran
Header verde y elegante
Y la flechita verde
Para ponertelo tienes que pegar unos codigos; que estan al final de post, y pegarlo en un programa llamado "stylebot"
No lo tienes!!!! descargalo desde aquí para Google Chrome
INSTALALO
Copia el codigo en:
Hacen clik en 
Luego en 
y lo pegan ahi 
CODIGO
[color=#000000][color=#000000]#cont_comm img:hover {
-webkit-transform: scale(2.1);
-webkit-transition-duration: 0.5s;
}
div.myFastreply.clearfix img:hover {
-webkit-transform: scale(2.1);
-webkit-transition-duration: 0.5s;
}
div.shout-box.clearfix img:hover {
-webkit-transform: scale(2.1);
-webkit-transition-duration: 0.5s;
}
a.btn.a.dropdown-text.radio-on {
display: none;
}
a.btn.a.dropdown-dropper {
display: none;
}
div.navbar.rounded.real-shadow.clearfix {
box-shadow: 0px 2px 3px rgba(0,0,0,0.2);
float: left;
background: url(http://k44.kn3.net/370B46024.png) top left repeat-x;
height: 32px;
border-style: solid;
border-color: rgba(0,0,0,0.2);
border-bottom-width: 1px;
border-left-width: 1px;
border-right-width: 1px;
}
.navbar {
-moz-border-radius: 15px ;
-webkit-border-radius: 15px ;
}
#notifications-navitem {
-webkit-border-top-left-radius: 15px ;
-webkit-border-bottom-left-radius: 15px ;
-moz-border-radius-topleft: 15px ;
-moz-border-radius-bottomleft: 15px ;
border-top-left-radius: 15px ;
border-bottom-left-radius: 15px ;
}
.navbar .navitem {
background: url(http://k37.kn3.net/6DEC5B7FF.p)no-repeat;
}
#search input, #search-bottom input {
background: url(http://k45.kn3.net/F0C004877.png)
;
}
a.btn_search {
background: url(http://k44.kn3.net/759EFB5B0.png)
;
margin-top: -44px;
width: 55px;
margin-right: -15px;
}
input.searchq.fast-search.ui-autocomplete-input {
height: 37px;
margin-top: -10px;
width: 247px;
font-family: Century Gothic;
}
#compose-navitem {
-webkit-border-top-right-radius: 15px ;
-webkit-border-bottom-right-radius: 15px ;
-moz-border-radius-topright: 15px ;
-moz-border-radius-bottomright: 15px ;
border-top-right-radius: 15px ;
border-bottom-right-radius: 15px ;
}
span.fn {
color: #3e9c4c;
font-family: a;
font-size: 40px;
}
span.country-name {
font-family: Century Gothic;
}
span.nickname {
font-family: Century Gothic;
}
span.bio {
font-family: Century Gothic;
}
div.btn-text {
font-family: Century Gothic;
}
ul.clearfix li a {
font-family: Century Gothic;
font-style: italic;
font-variant: small-caps;
text-transform: uppercase;
font-weight: bold;
}
#header {
background: url(http://k36.kn3.net/53E72EEAA.jpg);
background-color: #24de36;
padding-bottom: 14px;
}
#menu-section-musica a {
display: none;
}
#menu-section-juegos a {
background-color: #24de36;
color: #141414;
font-style: italic;
font-variant: small-caps;
}
#menu-section-tops a {
background-color: #24de36;
color: #000000;
font-style: italic;
font-variant: small-caps;
}
#menu-section-comunidades a {
font-style: italic;
font-variant: small-caps;
background-color: #24de36;
color: #000000;
}
#menu-section-posts a {
font-style: italic;
font-variant: small-caps;
background-color: #24de36;
color: #000000;
}
i.icon.home {
border-color: #171717;
}
#menu-section-mi a {
background-color: #3fa649;
color: #030303;
}
#nav {
background-color: #24de36;
border-color: #24de36;
border-style: inset;
height: 0;
}
a.notext {
display: none;
}
a.show-paises-lista {
display: none;
}
a.btn.g.require-login {
font-variant: small-caps;
text-transform: uppercase;
font-style: italic;
background-color: #302a30;
color: #468c4f;
border-color: #398f3f;
border-style: dashed;
}
img.photo {
box-shadow: 0px 0px 5px 0px rgba(0,0,0,0.5);
border: 5px solid #FFF
;
-webkit-transform: rotate(-5deg);
-webkit-transition-duration: 0.5s;
}
#logo {
height: 55px;
width: 260px;
background: url(http://k36.kn3.net/38BD76C8C.png) no-repeat ;
border-bottom: 0px solid #034260;
margin-top: 11px;
margin-left: 80px;
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.55555s;
}
#scroll-up {
margin-top: 50px;
background: url(http://k45.kn3.net/F36C15D24.png);
opacity: 0.75;
border-radius: 32px;
box-shadow: 0px -6px 5px rgba(0,0,0,0.2) ;
}
#debug {
font-style: italic;
font-weight: bold;
font-variant: small-caps;
text-transform: uppercase;
}
#points-text {
font-style: italic;
font-variant: small-caps;
text-transform: uppercase;
background-color: #4abf37;
color: #121112;
border-color: #00ff2f;
}
ul li a {
font-style: italic;
font-variant: small-caps;
text-transform: none;
text-decoration: none;
}
div.markItUpHeader {
background-color: #18f240;
border-color: #1f1f1f;
font-style: italic;
font-variant: small-caps;
font-weight: bold;
border-style: dotted;
}
div.comment-content blockquote {
font-variant: small-caps;
font-style: italic;
text-transform: capitalize;
}
div.perfil-avatar {
background-color: #ffffff;
border-color: #ff00ff;
}
.perfil-avatar img {
-moz-border-radius: 5px;
border-radius: 5px;
-webkit-border-radius: 5px;
}
.avatar-list-48 li.admin {
float: left;
border: 1px solid rgb(22, 158, 252);
box-shadow: 0 1px 10px
rgba(0, 0, 0, 0.29), 0 1px 4px
rgba(23, 148, 232, 0.81), inset 0 1px 0
#bbecf3;
background: #44a5e8;
-moz-border-radius: 5px;
border-radius: 5px;
-webkit-border-radius: 5px;
}
.avatar-list-48 li {
border: 1px solid rgb(0, 0, 0);
box-shadow: 0 1px 10px
rgba(0, 0, 0, 0), 0 1px 4px
rgba(0 ,0, 0, 0), inset 0 1px 0
#3d3d3d;
background: #3d3d3d;
-moz-border-radius: 5px;
border-radius: 5px;
-webkit-border-radius: 5px;
}
li.user-Elite {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 10px -32px
;
}
li.user-Silver {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 15px -72px
;
}
li.user-Músico {
background: url(http://k42.kn3.net/B71186D7A.png)
no-repeat;
background-position: 15px
;
}
li.user-Gold {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 20px 12px
;
}
li.user-Avanzado {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 5px -120px
;
}
li.user-Experto {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 5px -495px
;
}
li.user-Regular {
background: url(http://6600.es/images/8jebig34bzqrorvnm1v.png)no-repeat;
background-position: 13px -83px
;
}
li.user-Amateur {
background: url(http://6600.es/images/8jebig34bzqrorvnm1v.png)no-repeat;
background-position: 13px -132px
;
}
li.user-Aprendiz {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 5px -650px
;
}
li.user-Troll {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 15px -442px
;
}
li.user-Platinum {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 5px -278px
;
}
li.user-Diamond {
background: url(http://6600.es/images/8jebig34bzqrorvnm1v.png)no-repeat;
background-position: 9px -340px
;
}
li.user-Inexperto {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 5px -332px
;
}
li.user-Iniciado {
background: url(http://6600.es/images/pv7jdx8h6gn8l3t508.png)no-repeat;
background-position: 9px -170px
;
}
li.user-Oficial {
background: url(http://6600.es/images/8jebig34bzqrorvnm1v.png)no-repeat;
background-position: 16px -38px
;
}
li.user-Moderador {
background: url(http://6600.es/images/7h5nnps3mli1wulmao1t.png)no-repeat;
background-position: 5px 12px
;
}
img.big-avatar.avatar-120:hover {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.4s;
position: relative;
z-index: 1;
}
img.photo:hover {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.5s;
}
span.icon-medallas.medalla-beta-musica {
background: url(http://k40.kn3.net/341AC24CA.png);
}
img.big-avatar:hover {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.55555s;
}
img.big-avatar {
box-shadow: 0px 0px 5px 0px rgba(0,0,0,0.5);
border: 2px solid #fff
;
-webkit-transform: rotate(-deg);
-webkit-transition-duration: 0.5s;
}
span.icon-medallas {
-webkit-transition: ease 2s;
-webkit-transition-duration: 2s;
}
span.icon-medallas:hover {
-webkit-transform: rotate(360deg);
-webkit-transition-duration: 0.5s;
}
img.avatar-48:hover {
-webkit-transform: rotate(360deg);
-webkit-transition-duration: 0.5s;
}
div.list-single.clearfix img:hover {
-webkit-transform: rotate(360deg);
-webkit-transition-duration: 0.5s;
}
#sidebar center {
display: none;
}
button.btn.g {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.55555s;
}
span.dot-online-offline {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.55555s;
}
img.lazy {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.55555s;
}
img.avatar-32 {
-webkit-transform: scale(1.1);
-webkit-transition-duration: 0.55555s;
}
#footer center {
display: none;
}
div.box.thread-box {
color: #458048;
border-color: #19fc3b;
border-style: double;
border-width: 5px;
}
td.temaTitulo a {
color: #1b7335;
font-weight: bold;
font-style: italic;
font-variant: small-caps;
text-transform: capitalize;
}
input.required.text.cuenta-save-1.ui-corner-all.form-input-text.box-shadow-soft {
font-style: italic;
font-variant: small-caps;
text-transform: uppercase;
}
input.searchq.fast-search {
padding-top: 20px;
margin-bottom: 11px;
[/color][/color]
Espero que les haya gustado, es mi primera extension, pero no la ultima chicos, gracias por pasar.