*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    
    background-color: black;
}

#container{
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.agrupador{
    display: flex;
    flex-direction: row;
    gap: 20px;
}

a{
    display: flex;
    text-decoration: none;
    color: black;
    text-align: center;
    padding: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.blocos{
    background-color: white;
    border-radius: 5px 5px 0 0;
    border-top:  2px solid black;
    border-left:  2px solid black;
    border-right:  2px solid black;
    border-bottom:  2px solid red;
    transition: 400ms;

}

.blocos:hover{
    border: 2px solid red;
    border-radius: 5px;

}