<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<section style="height: 100vh;">
<div style="background-image: url(images/arka.jpg); background-attachment: fixed; background-size: cover; width: 100%; height: 100vh; position: relative;" >
<div class="baslik">
<b style="font-size: 101px; text-align: center; margin-bottom: -21px; display: block;">LOGO</b>
<span style="font-size: 19px; text-align: center; display: block; margin-bottom: 25px;">ADMİN TEMPLATE</span>
</div>
<section>
<form method="post" action="">
<div class="arkalogin">
<div class="loginbaslik">Admin Login</div>
<hr style="border: 1px solid #ccc;">
<input class="giris" type="text" name="kadi" placeholder="User">
<input class="giris" type="password" name="sifre" placeholder="•••••">
<a href="https://dogukankeskin.com" target="blank"><input class="butonlogin" type="submit" name="" value="Giriş Yap"></a>
</div>
</form>
</section><br>
<span style="font-size: 23px; text-align: center; display: block; color: #E6E6E6;
">Welcome To The Admin Panel</span>
<span style="font-size: 24px; text-align: center; display: block; color: #fff; font-weight: bold; margin-bottom: 34px;
">LOGİN</span>
<span style="font-size: 17px; text-align: center; display: block; color: #fff;
">www.dogukankeskin.com</span>
</div>
</section>
body {
background: linear-gradient(132deg, #f44336, #E91E63, #9C27B0, #673AB7, #3F51B5, #2196F3,#03A9F4, #00BCD4, #009688, #4CAF50, #FFC107, #FF9800, #f44336, #E91E63, #9C27B0, #673AB7, #3F51B5, #2196F3,#03A9F4, #00BCD4, #009688, #4CAF50, #FFC107, #FF9800);
background-size: 400% 400%;
animation: BackgroundGradient 30s ease infinite;
}
@keyframes BackgroundGradient {
0% {background-position: 0% 50%;}
50% {background-position: 100% 50%;}
100% {background-position: 0% 50%;}
}
.baslik
{
color: #fff;
text-align: center;
font-family: 'Fira Sans', sans-serif;
}
.arkalogin
{
width: 300px;
text-align: center;
background: #fff;
height: 300px;
padding: 10px;
margin: 50px auto;
}
.loginbaslik
{
color: #888888;
text-align: left;
font-size: 19px;
margin-top: 15px;
}
.giris
{
width: 100%;
height: 40px;
margin-top: 10px;
border: none;
background: #E5E5E5;
outline: none;
padding: 0 10px;
}
.butonlogin
{
width: 100%;
margin-top: 10px;
height: 40px;
font-weight: bold;
background: #2196F3;
border: none;
color: #fff;
transition: all 250ms;
}
.butonlogin:hover
{
background: #1E88E5;
}
body
{
margin: 0;
}
