body{
    margin: 0;
}
*{
    box-sizing: border-box;
}
#irTopo{
    width: 30px;
    height: 30px;
    position: fixed;
    right:10px;
    bottom:10px;
}
header{
    background-color: #0A5517; 
    margin: 0;    
    background-image: radial-gradient(#19882C,#025310); 
    color: white;    
    border-width: 1px;
    border-style:solid;
    display: flex;
    justify-content: space-between;
}
input, select{
    padding: 5px;
    border-radius: 10px;
}
.perfil{
    text-align: center;
}
.perfil > img{
    height:100px;
    width:100px;
    border-radius: 50%;
}
form > p::before{
    content: "*";
    color:red;
}
form > button{
    padding: 10px;
    border-radius: 10px;
    background-color: #1e8f2f;
    font-weight: 700;
    font-size: 1rem;
    color:white;
    font-family: 'Courier New', Courier, monospace;
}
button:hover{
    cursor: pointer;
}
#login{
    align-self: flex-end;
    padding: 10px;
    font-size: 1.5rem;
}

h1{
    padding: 5%; 
    margin: 0;
}

.content{
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: stretch;
}

nav, main, section{
    border-color: black;
    border-width: 1px;
    border-style: solid;
    border-radius: 5px;
    margin: 5px;
    padding: 5px;
}

nav{
    flex: 10%;
}

main{
    flex: 60%;
}

section{
    flex: 20%;
}

li:hover{
    background-color: lightblue;
}

ul{
    list-style: none;
    padding: 0;
    
}

li{
   border-bottom-color:  black;
   border-bottom-style: solid;
   border-bottom-width: 1px;
   width: 100%;
   padding: 10px;
   margin-top: 10px;

}

table{
    border-width: 1px;
    border-style: solid;
    border-color: black;
}

tr,td,th{
    border-width: 1px;
    border-style: solid;
    border-color: black;
}

.btn {
    border:1px black solid;
    border-radius: 10px;
    background-color: grey;
    padding: 5px;
}



@media (max-width: 768px) {
    .content{
      flex-direction: column;
    }
}