body{
 font-family: sans-serif;
 background: #ebf9fb;
}
 
h1{
 text-align: center;
 /*ketebalan font*/
 font-weight: 300;
}
 
.tulisan_login{
 text-align: center;
 /*membuat semua huruf menjadi kapital*/
 text-transform: uppercase;
}
 
.kotak_login{
 width: 350px;
 background: white;
 /*meletakkan form ke tengah*/
 margin: 80px auto;
 padding: 30px 20px;
 box-shadow: 0px 0px 100px 4px #d6d6d6;
}
 
label{
 font-size: 11pt;
}
 
.form_login{
 /*membuat lebar form penuh*/
 box-sizing : border-box;
 width: 100%;
 padding: 10px;
 font-size: 11pt;
 margin-bottom: 20px;
}
 
.tombol_login{
 background: #2aa7e2;
 color: white;
 font-size: 11pt;
 width: 100%;
 border: none;
 border-radius: 3px;
 padding: 10px 20px;
}
 
.tombol_kembali{
 background:#FFD700;
 color: white;
 font-size: 11pt;
 width: 100%;
 border: none;
 border-radius: 3px;
 padding: 10px 20px;
}

.link{
 color: #232323;
 text-decoration: none;
 font-size: 10pt;
}
 
.alert{
 background: #e44e4e;
 color: white;
 padding: 10px;
 text-align: center;
 border:1px solid #b32929;
}