html {
    background: url(../imagenes/fondo.jpg) no-repeat center center fixed;
    background-size: cover;
    -moz-background-size: cover;
    -webkit-background-size: cover;
    -o-background-size: cover;
}
body{
    width: auto;
    height: auto;
    padding-inline: 0.9%;
    color:#d1ccb7;
    text-align: center;
    font-size: 25px;
    font-family:Arial, Helvetica, sans-serif;
}
#contenedor{
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}
#tarjetas{ 
    box-shadow: 1px 1px 4px 1px black, -1px -1px 9px -5px #fdfeff;
    border-radius: 20px;
    font-size: 20px;
    padding-inline: 20px;
    transition: all 300ms;
    position: relative;
}
img{
    max-width: 500px;
    max-height: 250px;
    border-radius: 20px;
    margin-bottom: 15px;
    transition: all 300ms;
    position: relative;
}
#tarjetas:hover{
    background-image: url(../imagenes/funciones1.jpg);
    background-position: center;
    backdrop-filter: blur(20px);
    transform: scale(0.95);
    box-shadow: 1px 1px 4px -6px #fdfeff, -1px -1px 9px -5px black;
}
#ejercicios{
    margin-bottom: 0px;
    padding: 10px;
    display: grid;
    grid-template-rows: repeat(4, auto);
    justify-content: center;
    gap: 20px;
}
#incisos{
    width: auto;
    font-size: 15px;
    background-color: rgba(255, 255, 255, 0.03);
    box-shadow: 1px 1px 4px 1px black, -1px -1px 9px -5px #fdfeff;
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 20px;
}
#incisos1{
    text-align: justify;
    max-width: 800px;
    font-size: 15px;
    background-color: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 20px;
    justify-self: center;
}
input{
    padding: 5px;
    font-family: monospace;
    padding-inline: 10px;
    margin-top: 0px;
    margin: 5px;
    backdrop-filter: blur(10px);
    color: #f0ebd8;
    border-style:none;
    width: auto;
    text-align: center;
    margin-bottom: 20px;
    height: 20px;
    border-radius: 3px;
    background-color: rgba(255, 255, 255, 0.03);
    box-shadow: inset 2px 2px 5px 1px rgb(3, 3, 3), inset -2px -2px 5px 1px rgba(255, 255, 255, 0.1);
}
input[type='radio']{
    margin-bottom: 20px;
    box-shadow: none;
}
select{
    background-color: rgba(255, 255, 255, 0.03);
    color: #f0ebd8;
    border-color: black;
    padding: 5px;
    margin-bottom: 20px;
}
option{
    background-color: rgba(78, 39, 151, 0.555);
    backdrop-filter: blur(10px);
    color: black;
    overflow: hidden;
}
input[type=checkbox]{
    box-shadow: none;
    margin-bottom: 20px;
    margin-top: 0px;
    width: 15px;
}
#checks{
    box-shadow: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    justify-items: center;
}
form{
    line-height: 27px;
}
button{
    color: #F0EBD8;
    height: 40px;
    width: auto;
    margin: 5px;
    border-style: hidden;
    border-radius: 5px;
    background-color: rgba(255, 255, 255, 0.03);
    box-shadow: 2px 2px 5px 1px black, -2px -2px 5px 1px #1D2D44;
}
button:focus{
    box-shadow: inset 2px 2px 5px 1px rgb(3, 3, 3), inset -2px -2px 5px 1px rgba(255, 255, 255, 0.1);
}
a{
    text-decoration: none;
    color: #F0EBD8;
}