JSFiddle - React, Tailwind, and code Playground
by Amando Filipe
HTML
<form>
<label>Name</label>
<input id="email" class="required" type="text"/>
<label>Name</label>
<input id="name" class="required" type="text"/>
<label>Surname</label>
<input id="surname" type="text"/>
<label>Password</label>
<input id="password" class="required" type="password"/>
<input type="button" id="go" value="go"/>
</form>
CSS
input[type="text"], input[type="password"]{
display:block;
border: 1px solid #dadada;
border-radius: 2px;
}
@-webkit-keyframes emptyInput {
0%{
-webkit-transform:rotate(0deg);
}
25%{
-webkit-transform:rotate(5deg);
}
50%{
-webkit-transform:rotate(-10deg);
}
75%{
-webkit-transform:rotate(0deg);
}
}
@keyframes emptyInput {
0%{
-webkit-transform:rotate(0deg);
}
25%{
-webkit-transform:rotate(5deg);
}
50%{
-webkit-transform:rotate(-10deg);
}
75%{
-webkit-transform:rotate(0deg);
}
}
.empty{
outline: none;
border-color: #FF0000;
box-shadow: 0 0 10px #FF0000;
-webkit-animation-name: emptyInput;
-webkit-animation-duration: 0.5s;
}
JavaScript
$("#go").click(function(e){
$(".required").each(function(){
if($(this).val() == ''){
$(this).addClass('empty');
}
});
e.preventDefault();
});