*{
    box-sizing: border-box;
    scroll-behavior: smooth; 
}

body{
    margin: 0;
    padding: 0;
    background-color: #EBF0F3;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header{
    background-color: #2C3E50;
    color: white;
    text-align: center;
    padding: 30px;
}

main{
    padding: 30px;
    flex: 1;
}

table{
    text-align: center;
    margin: 0 auto;
    border-collapse: collapse;
}

thead{
    background-color: #2C3E50;
    color: white;
}

footer{
    background-color: #2C3E50;
    color: white;
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30%;
}

main{
    display:grid;
    grid-template-columns: repeat(4,1fr);
}

.tarjetas{
    background-color: white;
    margin: 10px;
    padding: 10px;
    color:black;
    text-transform: capitalize;
    padding-top: 30px;
    text-decoration: none;
    border-radius: 10px;
}

span{
    color:#3A8AD2;
    text-decoration:underline;
}

.codigo{
    font-weight: bold;  
    font-size: larger;
    letter-spacing: 1px;
    border-bottom: 2px solid black;
    color:#3A8AD2;
}

.codigo span{
    text-decoration: none;
}

.titulo{
    padding-top: 30px;
}

.fecha_inicio{
    padding-top: 30px;
}

.sesiones{
    padding-top: 30px;
    color: #3A8AD2;
    text-decoration: underline;
}

.minutos_sesion{
    padding-top: 30px;
}

.minutos_sesion span{
    text-decoration: none;
}

.sesiones_semana{
    padding-top: 30px;
}

.sesiones_semana span{
    text-decoration: none;
}