*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial, Helvetica, sans-serif;
}

body{
background:#f5f6f8;
}

/* SIDEBAR */

.sidebar{
width:230px;
height:100vh;
background:white;
position:fixed;
left:0;
top:0;
border-right:1px solid #eee;
padding:20px;
}

.sidebar h2{
margin-bottom:30px;
font-size:20px;
color:#333;
}

.sidebar a{
display:block;
padding:12px;
color:#444;
text-decoration:none;
border-radius:6px;
margin-bottom:5px;
}

.sidebar a:hover{
background:#f1f1f1;
}

/* CONTENT */

.content{
margin-left:230px;
padding:30px;
}

/* TOPBAR */

.topbar{
background:white;
padding:15px 20px;
border-radius:10px;
margin-bottom:20px;
display:flex;
justify-content:space-between;
align-items:center;
}

/* CARD */

.card{
background:white;
padding:20px;
border-radius:10px;
box-shadow:0 5px 15px rgba(0,0,0,0.05);
margin-bottom:20px;
}

/* INPUT */

input, textarea, select{
width:100%;
padding:12px;
border:1px solid #ddd;
border-radius:6px;
margin-top:10px;
margin-bottom:15px;
}

button{
background:#d4af37;
color:white;
border:0;
padding:12px 20px;
border-radius:6px;
cursor:pointer;
}

/* LOGIN */

.login-page{
height:100vh;
display:flex;
align-items:center;
justify-content:center;
background:#f5f6f8;
}

.login-box{
width:320px;
background:white;
padding:40px;
border-radius:10px;
box-shadow:0 10px 30px rgba(0,0,0,0.05);
}

/* MOBILE */

@media(max-width:768px){

.sidebar{
width:100%;
height:auto;
position:relative;
}

.content{
margin-left:0;
}

}