Node.js
Chat z Node.js i Socket.io | #1 – Tworzenie aplikacji
W tej krótkiej serii napiszemy prosty chat przy użyciu Node.js oraz Socket.io. Zaczynajmy 🙂
W tej krótkiej serii napiszemy prosty chat przy użyciu Node.js oraz Socket.io. Zaczynajmy 🙂
<div class="hovereffect-1"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Przybliżenie i przyciemnienie</h2><a class="info" href="#">Link</a> </div> </div>
.hovereffect-1 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-1 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
opacity: 0;
background-color: rgba(0, 0, 0, 0.5);
-webkit-transition: all .4s ease-in-out;
transition: all .4s ease-in-out
}
.hovereffect-1 img {
display: block;
position: relative;
-webkit-transition: all .4s linear;
transition: all .4s linear;
}
.hovereffect-1 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
position: relative;
font-size: 17px;
background: rgba(0, 0, 0, 0.6);
-webkit-transform: translatey(-100px);
-ms-transform: translatey(-100px);
transform: translatey(-100px);
-webkit-transition: all .2s ease-in-out;
transition: all .2s ease-in-out;
padding: 10px;
}
.hovereffect-1 a.info {
text-decoration: none;
display: inline-block;
text-transform: uppercase;
color: #fff;
border: 1px solid #fff;
background-color: transparent;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: all .2s ease-in-out;
transition: all .2s ease-in-out;
margin: 0 0 0;
padding: 7px 14px;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
.hovereffect-1 a.info:hover {
box-shadow: 0 0 5px #fff;
}
.hovereffect-1:hover img {
-ms-transform: scale(1.2);
-webkit-transform: scale(1.2);
transform: scale(1.2);
}
.hovereffect-1:hover .overlay {
opacity: 1;
filter: alpha(opacity=100);
}
.hovereffect-1:hover a.info {
opacity: 1;
filter: alpha(opacity=100);
}
.hovereffect-1:hover h2 {
opacity: 1;
filter: alpha(opacity=100);
-ms-transform: translatey(0);
-webkit-transform: translatey(0);
transform: translatey(0);
}
.hovereffect-1:hover a.info {
-webkit-transition-delay: .2s;
transition-delay: .2s;
}
<div class="hovereffect-2"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Linki do social media</h2> <p class="set1"><a href="#"><i class="fa fa-twitter"></i></a> <a href="#"><i class="fa fa-facebook"></i></a></p> <hr> <hr> <p class="set2"><a href="#"><i class="fa fa-instagram"></i></a> <a href="#"><i class="fa fa-dribbble"></i></a></p> </div> </div>
.hovereffect-2 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-2 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
}
.hovereffect-2 img {
display: block;
position: relative;
}
.hovereffect-2 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
font-size: 17px;
padding: 10px;
}
.hovereffect-2:hover h2 {
opacity: 0;
filter: alpha(opacity=0);
-webkit-transform: translate3d(-50%, -50%, 0) scale3d(0.8, 0.8, 1);
transform: translate3d(-50%, -50%, 0) scale3d(0.8, 0.8, 1);
}
.hovereffect-2 a.info {
display: inline-block;
text-decoration: none;
padding: 7px 14px;
text-transform: uppercase;
color: #fff;
border: 1px solid #fff;
margin: 50px 0 0 0;
background-color: transparent;
}
.hovereffect-2 a.info:hover {
box-shadow: 0 0 5px #fff;
}
.hovereffect-2 hr {
width: 40%;
opacity: 0;
filter: alpha(opacity=0);
border: 1px solid #FFF;
}
.hovereffect-2 hr:nth-child(3) {
-webkit-transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, 90deg) scale3d(0, 0, 1);
transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, 90deg) scale3d(0, 0, 1);
}
.hovereffect-2 hr:nth-child(4) {
-webkit-transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, 180deg) scale3d(0, 0, 1);
transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, 180deg) scale3d(0, 0, 1);
}
.hovereffect-2 h2, .hovereffect-2 hr {
position: absolute;
top: 50%;
left: 50%;
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
-webkit-transform: translate3d(-50%, -50%, 0);
transform: translate3d(-50%, -50%, 0);
-webkit-transform-origin: 50%;
-ms-transform-origin: 50%;
transform-origin: 50%;
background-color: transparent;
margin: 0px;
}
.set1, .set2 {
left: 50%;
position: absolute;
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
-webkit-transform: translate3d(-50%, -50%, 0);
transform: translate3d(-50%, -50%, 0);
-webkit-transform-origin: 50%;
-ms-transform-origin: 50%;
transform-origin: 50%;
background-color: transparent;
margin: 0px;
padding: 0px;
}
.set1 {
top: 40%;
}
.set2 {
top: 60%;
}
.hovereffect-2 p {
width: 30%;
text-transform: none;
font-size: 15px;
line-height: 2;
}
.hovereffect-2 p a {
color: #fff;
}
.hovereffect-2 p a:hover, .hovereffect-2 p a:focus {
opacity: 0.6;
filter: alpha(opacity=60);
}
.hovereffect-2 a i {
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
padding: 10px;
font-size: 20px;
}
.set1 a:first-child i {
-webkit-transform: translate3d(-60px, -60px, 0);
transform: translate3d(-60px, -60px, 0);
}
.set1 a:nth-child(2) i {
-webkit-transform: translate3d(60px, -60px, 0);
transform: translate3d(60px, -60px, 0);
}
.set2 a:first-child i {
-webkit-transform: translate3d(-60px, 60px, 0);
transform: translate3d(-60px, 60px, 0);
}
.set2 a:nth-child(2) i {
-webkit-transform: translate3d(60px, 60px, 0);
transform: translate3d(60px, 60px, 0);
}
.hovereffect-2:hover hr:nth-child(3) {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -90deg) scale3d(1, 1, 1);
transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -90deg) scale3d(1, 1, 1);
}
.hovereffect-2:hover hr:nth-child(4) {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -180deg) scale3d(1, 1, 1);
transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -180deg) scale3d(1, 1, 1);
}
.hovereffect-2:hover .set1 i:empty, .hovereffect-2:hover .set2 i:empty {
-webkit-transform: translate3d(0, 0, 0);
transform: translate3d(0, 0, 0);
opacity: 1;
filter: alpha(opacity=100);
}
<div class="hovereffect-3"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Szybkie przybliżenie i przyciemnienie</h2><a class="info" href="#">Link</a> </div> </div>
.hovereffect-3 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-3 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
opacity: 0;
filter: alpha(opacity=0);
background-color: rgba(0, 0, 0, 0.5);
-webkit-transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
}
.hovereffect-3 img {
display: block;
position: relative;
-webkit-transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
}
.hovereffect-3 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
position: relative;
font-size: 17px;
background: rgba(0, 0, 0, 0.6);
-webkit-transform: translatey(-100px);
-ms-transform: translatey(-100px);
transform: translatey(-100px);
-webkit-transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
padding: 10px;
}
.hovereffect-3 a.info {
text-decoration: none;
display: inline-block;
text-transform: uppercase;
color: #fff;
border: 1px solid #fff;
background-color: transparent;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: all 0.4s ease;
transition: all 0.4s ease;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
padding: 7px 14px;
}
.hovereffect-3 a.info:hover {
box-shadow: 0 0 5px #fff;
}
.hovereffect-3:hover img {
-ms-transform: scale(1.2);
-webkit-transform: scale(1.2);
transform: scale(1.2);
}
.hovereffect-3:hover .overlay {
opacity: 1;
filter: alpha(opacity=100);
}
.hovereffect-3:hover h2 {
opacity: 1;
filter: alpha(opacity=100);
-ms-transform: translatey(0);
-webkit-transform: translatey(0);
transform: translatey(0);
}
.hovereffect-3:hover a.info {
opacity: 1;
filter: alpha(opacity=100);
}
.hovereffect-3:hover a.info {
-webkit-transition-delay: .2s;
transition-delay: .2s;
}
<div class="hovereffect-4"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Przesunięcie</h2> <p><a href="#">Link</a></p> </div> </div>
.hovereffect-4 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
background: #42b078;
}
.hovereffect-4 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
padding: 50px 20px;
}
.hovereffect-4 img {
display: block;
position: relative;
max-width: none;
width: calc(100% + 20px);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
-webkit-transform: translate3d(-10px,0,0);
transform: translate3d(-10px,0,0);
-webkit-backface-visibility: hidden;
backface-visibility: hidden;
}
.hovereffect-4:hover img {
opacity: 0.4;
filter: alpha(opacity=40);
-webkit-transform: translate3d(0,0,0);
transform: translate3d(0,0,0);
}
.hovereffect-4 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
font-size: 17px;
overflow: hidden;
padding-bottom: 2em;
background-color: transparent;
position: absolute;
top: 40%;
left: 50%;
transform: translate(-50%, -50%);
width: 85%;
}
.hovereffect-4 p {
position: absolute;
top: 60%;
left: 50%;
transform: translate(-50%, -50%);
}
.hovereffect-4 h2:after {
position: absolute;
bottom: 0;
left: 0;
width: 100%;
height: 2px;
background: #fff;
content: '';
-webkit-transition: -webkit-transform 0.35s;
transition: transform 0.35s;
-webkit-transform: translate3d(-100%,0,0);
transform: translate3d(-100%,0,0);
}
.hovereffect-4:hover h2:after {
-webkit-transform: translate3d(0,0,0);
transform: translate3d(0,0,0);
}
.hovereffect-4 a, .hovereffect-4 p {
color: #FFF;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
}
.hovereffect-4:hover a, .hovereffect-4:hover p {
opacity: 1;
filter: alpha(opacity=100);
}
<div class="hovereffect-5"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Wysuwane dolne menu</h2> <p class="icon-links"><a href="#"><span class="fa fa-twitter"></span></a> <a href="#"><span class="fa fa-facebook"></span></a> <a href="#"><span class="fa fa-instagram"></span></a></p> </div> </div>
.hovereffect-5 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-5 .overlay {
width: 100%;
position: absolute;
overflow: hidden;
left: 0;
top: auto;
bottom: 0;
padding: 1em;
height: 4.75em;
background: #79FAC4;
color: #3c4a50;
-webkit-transition: -webkit-transform 0.35s;
transition: transform 0.35s;
-webkit-transform: translate3d(0, 100%, 0);
transform: translate3d(0, 100%, 0);
}
.hovereffect-5 img {
display: block;
position: relative;
-webkit-transition: -webkit-transform 0.35s;
transition: transform 0.35s;
}
.hovereffect-5:hover img {
-webkit-transform: translate3d(0, -10%, 0);
transform: translate3d(0, -10%, 0);
}
.hovereffect-5 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
position: relative;
font-size: 17px;
padding: 10px;
background: rgba(0, 0, 0, 0.6);
float: left;
margin: 0px;
display: inline-block;
}
.hovereffect-5 a.info {
display: inline-block;
text-decoration: none;
padding: 7px 14px;
text-transform: uppercase;
color: #fff;
border: 1px solid #fff;
margin: 50px 0 0 0;
background-color: transparent;
}
.hovereffect-5 a.info:hover {
box-shadow: 0 0 5px #fff;
}
.hovereffect-5 p.icon-links a {
float: right;
color: #3c4a50;
font-size: 1.4em;
}
.hovereffect-5:hover p.icon-links a:hover, .hovereffect-5:hover p.icon-links a:focus {
color: #252d31;
}
.hovereffect-5 h2, .hovereffect-5 p.icon-links a {
-webkit-transition: -webkit-transform 0.35s;
transition: transform 0.35s;
-webkit-transform: translate3d(0, 200%, 0);
transform: translate3d(0, 200%, 0);
}
.hovereffect-5 p.icon-links a span:before {
display: inline-block;
padding: 8px 10px;
speak: none;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
.hovereffect-5:hover .overlay, .hovereffect-5:hover h2, .hovereffect-5:hover p.icon-links a {
-webkit-transform: translate3d(0, 0, 0);
transform: translate3d(0, 0, 0);
}
.hovereffect-5:hover h2 {
-webkit-transition-delay: 0.05s;
transition-delay: 0.05s;
}
.hovereffect-5:hover p.icon-links a:nth-child(3) {
-webkit-transition-delay: 0.1s;
transition-delay: 0.1s;
}
.hovereffect-5:hover p.icon-links a:nth-child(2) {
-webkit-transition-delay: 0.15s;
transition-delay: 0.15s;
}
.hovereffect-5:hover p.icon-links a:first-child {
-webkit-transition-delay: 0.2s;
transition-delay: 0.2s;
}
<div class="hovereffect-6"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Przesunięcie i nakładka</h2> <p><a href="#">Link</a></p> </div> </div>
.hovereffect-6 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
background: -webkit-linear-gradient(45deg, #ff89e9 0%, #05abe0 100%);
background: linear-gradient(45deg, #ff89e9 0%, #05abe0 100%);
}
.hovereffect-6 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
padding: 3em;
text-align: left;
}
.hovereffect-6 img {
display: block;
position: relative;
max-width: none;
width: calc(100% + 60px);
-webkit-transition: opacity 0.35s, -webkit-transform 0.45s;
transition: opacity 0.35s, transform 0.45s;
-webkit-transform: translate3d(-40px, 0, 0);
transform: translate3d(-40px, 0, 0);
}
.hovereffect-6 h2 {
text-transform: uppercase;
color: #fff;
font-size: 17px;
background-color: transparent;
text-align: left;
position: absolute;
top: 50%;
transform: translate(0%, -50%);
}
.hovereffect-6 p {
position: absolute;
top: 54%;
transform: translate(0%, -50%);
}
.hovereffect-6 .overlay:before {
position: absolute;
top: 20px;
right: 20px;
bottom: 20px;
left: 20px;
border: 1px solid #fff;
content: '';
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.45s;
transition: opacity 0.35s, transform 0.45s;
-webkit-transform: translate3d(-20px, 0, 0);
transform: translate3d(-20px, 0, 0);
}
.hovereffect-6 a, .hovereffect-6 p {
color: #FFF;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.45s;
transition: opacity 0.35s, transform 0.45s;
-webkit-transform: translate3d(-10px, 0, 0);
transform: translate3d(-10px, 0, 0);
}
.hovereffect-6:hover img {
opacity: 0.6;
filter: alpha(opacity=60);
-webkit-transform: translate3d(0, 0, 0);
transform: translate3d(0, 0, 0);
}
.hovereffect-6:hover .overlay:before, .hovereffect-6:hover a, .hovereffect-6:hover p {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: translate3d(0, 0, 0);
transform: translate3d(0, 0, 0);
}
<div class="hovereffect-7"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Poziome linie</h2> <p><a href="#">Link</a></p> </div> </div>
.hovereffect-7 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-7 .overlay {
position: absolute;
overflow: hidden;
width: 80%;
height: 80%;
left: 10%;
top: 10%;
border-bottom: 1px solid #FFF;
border-top: 1px solid #FFF;
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
-webkit-transform: scale(0, 1);
-ms-transform: scale(0, 1);
transform: scale(0, 1);
}
.hovereffect-7:hover .overlay {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: scale(1);
-ms-transform: scale(1);
transform: scale(1);
}
.hovereffect-7 img {
display: block;
position: relative;
-webkit-transition: all 0.35s;
transition: all 0.35s;
}
.hovereffect-7:hover img {
filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg"><filter id="filter"><feComponentTransfer color-interpolation-filters="sRGB"><feFuncR type="linear" slope="0.6" /><feFuncG type="linear" slope="0.6" /><feFuncB type="linear" slope="0.6" /></feComponentTransfer></filter></svg>#filter');
filter: brightness(0.6);
-webkit-filter: brightness(0.6);
}
.hovereffect-7 h2 {
text-transform: uppercase;
text-align: center;
position: relative;
font-size: 17px;
background-color: transparent;
color: #FFF;
padding: 1em 0;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
position: absolute;
top: 45%;
left: 50%;
transform: translate(-50%, -50%);
}
.hovereffect-7 a {
position: absolute;
top: 60%;
left: 50%;
transform: translate(-50%, -50%);
}
.hovereffect-7 a, .hovereffect-7 p {
color: #FFF;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
}
.hovereffect-7:hover a, .hovereffect-7:hover p, .hovereffect-7:hover h2 {
opacity: 1;
filter: alpha(opacity=100);
}
<div class="hovereffect-8"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Prostokąt</h2><a class="info" href="#">Link</a> </div> </div>
.hovereffect-8 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-8 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
background-color: rgba(75, 75, 75, 0.7);
-webkit-transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
}
.hovereffect-8:hover .overlay {
background-color: rgba(48, 152, 157, 0.4);
}
.hovereffect-8 img {
display: block;
position: relative;
}
.hovereffect-8 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
position: relative;
font-size: 17px;
padding: 10px;
background: rgba(0, 0, 0, 0.6);
-webkit-transform: translateY(45px);
-ms-transform: translateY(45px);
transform: translateY(45px);
-webkit-transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
}
.hovereffect-8:hover h2 {
-webkit-transform: translateY(5px);
-ms-transform: translateY(5px);
transform: translateY(5px);
}
.hovereffect-8 a.info {
display: inline-block;
text-decoration: none;
padding: 7px 14px;
text-transform: uppercase;
color: #fff;
border: 1px solid #fff;
background-color: transparent;
opacity: 0;
filter: alpha(opacity=0);
-webkit-transform: scale(0) translate(-50%, -50%);
-ms-transform: scale(0) translate(-50%, -50%);
transform: scale(0) translate(-50%, -50%);
-webkit-transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
transition: all 0.4s cubic-bezier(0.88, -0.99, 0, 1.81);
font-weight: normal;
padding: 62px 100px;
position: absolute;
top: 50%;
left: 50%;
}
.hovereffect-8:hover a.info {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: scale(1) translate(-50%, -50%);
-ms-transform: scale(1) translate(-50%, -50%);
transform: scale(1) translate(-50%, -50%);
}
.hovereffect-8 a.info:hover {
box-shadow: 0 0 5px #fff;
}
<div class="hovereffect-9"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Czarno-biały blur</h2><a class="info" href="#">Link</a> </div> </div>
.hovereffect-9 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-9 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
}
.hovereffect-9 img {
display: block;
position: relative;
-webkit-transition: all 0.4s ease-in;
transition: all 0.4s ease-in;
}
.hovereffect-9:hover img {
filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg"><filter id="filter"><feColorMatrix type="matrix" color-interpolation-filters="sRGB" values="0.2126 0.7152 0.0722 0 0 0.2126 0.7152 0.0722 0 0 0.2126 0.7152 0.0722 0 0 0 0 0 1 0" /><feGaussianBlur stdDeviation="3" /></filter></svg>#filter');
filter: grayscale(1) blur(3px);
-webkit-filter: grayscale(1) blur(3px);
-webkit-transform: scale(1.2);
-ms-transform: scale(1.2);
transform: scale(1.2);
}
.hovereffect-9 h2 {
text-transform: uppercase;
text-align: center;
position: relative;
font-size: 17px;
padding: 10px;
background: rgba(0, 0, 0, 0.6);
}
.hovereffect-9 a.info {
display: inline-block;
text-decoration: none;
padding: 7px 14px;
border: 1px solid #fff;
margin: 50px 0 0 0;
background-color: transparent;
position: absolute;
top: 40%;
left: 50%;
transform: translate(-50%, -50%);
}
.hovereffect-9 a.info:hover {
box-shadow: 0 0 5px #fff;
}
.hovereffect-9 a.info {
-webkit-transform: scale(0.7) translate(-50%, -50%);
-ms-transform: scale(0.7) translate(-50%, -50%);
transform: scale(0.7) translate(-50%, -50%);
-webkit-transition: all 0.4s ease-in;
transition: all 0.4s ease-in;
opacity: 0;
filter: alpha(opacity=0);
color: #fff;
text-transform: uppercase;
}
.hovereffect-9 h2 {
-webkit-transform: scale(0.7);
-ms-transform: scale(0.7);
transform: scale(0.7);
-webkit-transition: all 0.4s ease-in;
transition: all 0.4s ease-in;
opacity: 0;
filter: alpha(opacity=0);
color: #fff;
text-transform: uppercase;
}
.hovereffect-9:hover a.info {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: scale(1) translate(-50%, -50%);
-ms-transform: scale(1) translate(-50%, -50%);
transform: scale(1) translate(-50%, -50%);
}
.hovereffect-9:hover h2 {
opacity: 1;
filter: alpha(opacity=100);
-webkit-transform: scale(1);
-ms-transform: scale(1);
transform: scale(1);
}
<div class="hovereffect-10"> <img alt="" class="img-responsive" src="http://devcorner.pl/wp-content/uploads/2016/11/do-podmiany.jpg"> <div class="overlay"> <h2>Linki do social media 2</h2> <p><a href="#"><i class="fa fa-twitter"></i></a> <a href="#"><i class="fa fa-facebook"></i></a> <a href="#"><i class="fa fa-instagram"></i></a> <a href="#"><i class="fa fa-dribbble"></i></a></p> </div> </div>
.hovereffect-10 {
width: 100%;
height: 100%;
float: left;
overflow: hidden;
position: relative;
text-align: center;
cursor: default;
}
.hovereffect-10 .overlay {
width: 100%;
height: 100%;
position: absolute;
overflow: hidden;
top: 0;
left: 0;
}
.hovereffect-10 img {
display: block;
position: relative;
}
.hovereffect-10 h2 {
text-transform: uppercase;
color: #fff;
text-align: center;
font-size: 17px;
}
.hovereffect-10:hover h2 {
opacity: 0;
filter: alpha(opacity=0);
-webkit-transform: translate3d(-50%, -50%, 0) scale3d(0.8, 0.8, 1);
transform: translate3d(-50%, -50%, 0) scale3d(0.8, 0.8, 1);
}
.hovereffect-10 a.info {
display: inline-block;
text-decoration: none;
padding: 7px 14px;
text-transform: uppercase;
color: #fff;
border: 1px solid #fff;
margin: 50px 0 0 0;
background-color: transparent;
}
.hovereffect-10 a.info:hover {
box-shadow: 0 0 5px #fff;
}
.hovereffect-10 h2, .hovereffect-10 p {
position: absolute;
top: 50%;
left: 50%;
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
-webkit-transform: translate3d(-50%, -50%, 0);
transform: translate3d(-50%, -50%, 0);
-webkit-transform-origin: 50%;
-ms-transform-origin: 50%;
transform-origin: 50%;
background-color: transparent;
margin: 0px;
padding: 0px;
}
.hovereffect-10 .overlay:before {
position: absolute;
top: 50%;
left: 50%;
width: 25%;
height: 60%;
border: 2px solid #fff;
content: '';
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
-webkit-transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -45deg) scale3d(0, 0, 1);
transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -45deg) scale3d(0, 0, 1);
-webkit-transform-origin: 50%;
-ms-transform-origin: 50%;
transform-origin: 50%;
}
.hovereffect-10 p {
width: 20%;
text-transform: none;
font-size: 15px;
line-height: 2;
}
.hovereffect-10 p a {
color: #fff;
}
.hovereffect-10 p a:hover, .hovereffect-10 p a:focus {
opacity: 0.6;
filter: alpha(opacity=60);
}
.hovereffect-10 a i {
opacity: 0;
filter: alpha(opacity=0);
-webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
transition: opacity 0.35s, transform 0.35s;
padding: 0px 5px;
}
.hovereffect-10 p a:first-child i {
-webkit-transform: translate3d(-60px, -60px, 0);
transform: translate3d(-60px, -60px, 0);
}
.hovereffect-10 p a:nth-child(2) i {
-webkit-transform: translate3d(60px, -60px, 0);
transform: translate3d(60px, -60px, 0);
}
.hovereffect-10 p a:nth-child(3) i {
-webkit-transform: translate3d(-60px, 60px, 0);
transform: translate3d(-60px, 60px, 0);
}
.hovereffect-10 p a:nth-child(4) i {
-webkit-transform: translate3d(60px, 60px, 0);
transform: translate3d(60px, 60px, 0);
}
.hovereffect-10:hover .overlay:before {
opacity: 1;
filter: alpha(opacity=100);
background-color: rgba(0, 0, 0, 0.2);
-webkit-transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -135deg) scale3d(1, 1, 1);
transform: translate3d(-50%, -50%, 0) rotate3d(0, 0, 1, -135deg) scale3d(1, 1, 1);
}
.hovereffect-10:hover p i:empty {
-webkit-transform: translate3d(0, 0, 0);
transform: translate3d(0, 0, 0);
opacity: 1;
filter: alpha(opacity=100);
}