body{
font-family:Arial,Helvetica,sans-serif;
background:#f5f7f8;
margin:0;
}

.topo{
background:#0a8f3c;
color:white;
padding:15px;
display:flex;
align-items:center;
justify-content:space-between;
}

.logo{
height:40px;
}

.usuario{
font-size:14px;
}

main{
padding:20px;
}

h1{
font-size:22px;
margin-bottom:20px;
}

.menu-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(130px,1fr));
gap:15px;
}

.card{
background:white;
padding:20px;
text-align:center;
border-radius:8px;
text-decoration:none;
color:#333;
box-shadow:0 2px 6px rgba(0,0,0,0.1);
transition:0.2s;
}

.card span{
font-size:28px;
display:block;
margin-bottom:10px;
}

.card:hover{
transform:scale(1.05);
}

.sair{
background:#d9534f;
color:white;
}

.btn-modern{
border-radius:6px;
padding:10px 15px;
}

#msg{
margin-top:10px;
color:red;
}

/* CENTRALIZAÇÃO */
.container-center{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
    margin-top:100px;
}

/* LOGIN BOX */
.login-box{
    background:#fff;
    padding:30px;
    border-radius:10px;
    box-shadow:0 2px 10px rgba(0,0,0,0.1);
    width:100%;
    max-width:350px;
}

/* LOGOS */
.logo-home{
    max-width:220px;
    margin-bottom:20px;
}

.logo-login{
    max-width:180px;
    margin-bottom:20px;
}

/* BOTÕES */
.btn-modern{
    border-radius:6px;
    padding:10px;
}

/* TEXTO */
.titulo{
    font-weight:bold;
    margin-bottom:10px;
}

.subtitulo{
    color:#666;
    margin-bottom:20px;
}

/* MSG */
#msg{
    margin-top:10px;
    color:red;
}