.body{
 padding: 0;
 margin: 0;
 width: 100vw;
 height: 100vh;
 display: flex;
 align-items: center;
 justify-content: center;
}
.page-con{
 text-align: center;
 font-size: 24px;
}
.logo-con{
 width: 300px;
 height: 300px;
 margin: 0 auto;
}
.logo-con img {
 width: 100%;
 height: 100%;
 display: block;
}
.appName{
 margin: 40px 0 20px 0;
 font-size: 48px;
}
.download-btn{
 margin-top: 200px;
 width: 600px;
 height: 88px;
 border: 0;
 border-radius: 10px;
 background-color: #458cf5;
 color: #fff;
 font-size: 32px;
 cursor: pointer;
}