body{
  margin: 0;
  padding: 0;
  
}

.aaa{     
    text-decoration: none;
    background-color: rgb(0, 45, 87);
    color: aliceblue;
    padding: 0px;
    padding-right: 20px;
    padding-left: 20px;
    margin: 0px;
    display:table-cell;
    text-align: center;
    vertical-align: middle;
    font-size: 18px;
    
    height: 40px;
    border-radius: 50px;    
  }

.aaa:hover{
    background-color: blue;
}

.rede{
  margin-left: 0px;
  margin-right: 0px;
  align-items: center;  
}

.controle{
  display:flex;
  padding: 0px;
  margin: 0px;
  align-items: center;
  width: 100%;
  height: auto;
 
 justify-content: space-around;
  
  flex-direction:row;
  background-color: rgb(0, 45, 87);
  position: fixed; 
  flex-flow: row wrap

}