body{
    margin: 0px;
    padding: 0px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: #b9bbbd;
    background-color: linear-gradient(27deg, #34495e 50%, #2c3e50 50%) ;
}

header{
    text-align: center;
    background-color: aliceblue;
    padding: 15px;
    margin-bottom: 15px;
}

main{
    padding: 35px;
}


main section{
    display: grid;
    grid-template-columns:  1fr 1fr 1fr;
    gap: 25px;
}

.mes{
    border: 2px solid black;
    border-collapse: collapse;
    font-size: 1.2em;
}

.mes caption{
    text-transform: capitalize;
}

.mes th{
}

.mes td{
    border: 1px solid gray;
    padding: 6px;
    text-align: center;
}