@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@100..900&display=swap');

body {
    font-family: 'Exo 2', sans-serif;
    background: #000000;
    display: flex;
    flex-wrap: wrap;
}

tbody {
    margin-left: auto;
    margin-right: auto;
}

.logo {
    max-width: 150px;
    height: auto;
    flex-basis: 100%;
    margin-left: auto;
    margin-right: auto;
}

header {
    background: #000000;
    padding: 20px;
    min-width: 365px;
    display: flex;
    flex-basis: 100%;
    margin: 0;
   }

header h1 {
    margin: 0;
}

section {
    margin: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
    margin-left: auto;
    margin-right: auto;
}

.tabla1 {
    margin-left: auto;
    margin-right: auto;
}


a {
    text-decoration: none;
    color: #121212;
}

.repeticiones {
    color:#121212;
}


td {
    padding: 30px;
    text-align: left;
    vertical-align: top;
    border: 4px solid #000000;
    margin: 0px;
    max-width: 250px; /* Esto puedes cambiarlo */
    width: 50px; /* Añade esta línea para cambiar el ancho */
}



tbody tr:nth-child(even) {
    background-color: #75cece;
    flex-basis: 100%
}

tbody tr:nth-child(odd) {
    background-color: #81e082;
    flex-basis: 100%
}

h2 {
    color: #75cece;
    font-size: 50px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
}

.ejercicio-btn {
    display: inline-block;
    font-size: 13px;
    padding: 8px 16px;
    margin-top: 10px;
    border: 1px solid #121212;
    border-radius: 4px;
    background-color: #121212;
    color: #ccc;
    text-decoration: none;
    transition: background-color 0.3s, color 0.3s, transform 0.2s ease-in-out;
}

.ejercicio-btn2 {
    display: inline-block;
    padding: 8px 16px;
    margin: 8px;
    border: 1px solid #121212;
    border-radius: 4px;
    background-color: #ccc;
    color: #121212;
    text-decoration: none;
}

.ejercicio-btn:hover {
    background-color: #81e082;
    color: #121212;
    transform: scale(1.1);
}

.IntermediarioEjercicios {
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    position: relative;
    color: #121212;
    font-size: 25px;
    text-decoration: underline;
    margin-bottom: 10px;
    margin-top: 10px;
    max-width: 250px;
}

.IntermediarioEjerciciosdia {
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    position: relative;
    color: #121212;
    font-size: 25px;
    text-decoration: underline;
    margin: 0px;
    max-width: 250px;
}

.IntermediarioEjercicios::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #121212;
    z-index: -1;
}



@media only screen and (max-width: 800px) {
    
    .body{
        display: flex;
    }

    .logo {
        width: 50%;
        margin-left: auto;
        margin-right: auto;
    }

    h2 {
        font-size: 30px;
        margin-left: auto;
        margin-right: auto;
    }

     td, .ejercicio-btn, table {
        display: block;
        width: 100%;
    }

     td {
        margin-bottom: 0px;
    }

    .tabla-hombre {
        margin-left: auto;
        margin-right: auto;
    }
    
    .tabla-mujer {
        margin-left: auto;
        margin-right: auto;
    }
    .ejercicio-btn {
        margin-right: 0; 
        margin-bottom: 10px; 
        width: calc(50% - 16px); 
        max-width: 200px; 
        box-sizing: border-box; 
    }

    .ejercicio-btn:not(:last-child) {
        margin-bottom: 0.5em;
    }

    header {
         padding: 20px 0; 
         max-width: 800px;
         display: flex;
    }

    header ul {
        width: 100%; 
        padding: 10px 0; 
        margin: 0;
        text-align: center; 
    }

    header ul li {
        display: flex; 
        margin: 0;
        margin-bottom: 10px; 
    }

    header ul li a {
        font-size: 0.9em;
        display: flex; 
        padding: 10px; 
    }
}