@charset "utf-8";
/* CSS Document */

body {
font-family: sans-serif;
font-size: 16px;
line-height: 1.8;
color:#252525;
background-image: url('sakura.jpg');
background: #ffffff;
background: radial-gradient(circle,rgba(255, 255, 255, 1) 19%, rgba(38, 226, 255, 1) 100%);
}

.container {
margin: 0 auto;
max-width: 900px;
}

img{
max-width:100%;
height:auto;

}


h1 {
padding: 5px 20px;
background: #ffffff;
background: radial-gradient(circle,rgba(255, 255, 255, 1) 19%, rgba(38, 226, 255, 1) 100%);

text-align: center;
}

h3 {text-align: center;
color: red;}


.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 30%;
}