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

body{
    background-color: #ffffff;
}

h1{
    font-size: 40px;
    text-align: center;
    margin-top: 15px;
    margin-bottom: 50px;
}

.cuadro{
    margin-left: 20px;
    margin-right: 20px;
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.atras{
    font-size: 15px;
    background-color: #b90909;
    text-align: center;
    align-content: center;
    width: 100px;
    height: 50px;
    border-radius: 10px;
}

.atras:hover{
    background-color: #4d0000;
}

.container{
    margin-left: 20px;
    margin-right: 20px;
    display: flex;
    flex-direction: row;
    gap: 10px;
    flex-wrap: wrap;
    padding-left: 150px;
    padding-right: 150px;
}

/*.child{
    font-size: 20px;
    background-color: blue;
    color: white;
    text-align: center;
    align-content: center;
    flex-grow: 1;
    width: 150px;
    height: 50px;
    border-radius: 10px;
}

.child:hover{
    background-color: #b58a53;
}*/

a{ 
    text-decoration: none;
    color: white;
} 


.footer {
    background-color: #0d0829;
    color: white;
    text-align: center;
    padding: 10px 0;
    position: absolute;
    bottom: 0;
    width: 100%;
}







/*botones de periodos lectivos*/


.child {
    display: flex;
    padding: 20px 0;
}

.Child-1{
    overflow: hidden;
    position: relative;
    text-decoration: none;
    color: #ffffff;
    padding: 20px 30px;
    border-radius: 30px;
    box-shadow: 
    0 0 0 0 rgba(0, 0, 0, 0.5),
    0 0 0 0 rgba(39, 200, 255, 0.5)
    ;
    transition: 0.3s ease;
    box-shadow: 0.3s ease;
}

.Child-1::after{
    content: "";
    width: 400px;
    height: 400px;
    position: absolute;
    top: -50px;
    left: -100px;
    background-color: #ff3cac;
    background-image: linear-gradient(225deg,
    #2727d8 0%,
    #2662f8 50%,
    #010531 100%
    );
    z-index: -100;
    transition: transform 0.5s ease;
}

.Child-1:hover {
    transform: translate(0, -6px);
    box-shadow: 10px -10px 25px 0 #0e07ecb0,
                -10px 10px 25px 0 rgba(102, 102, 150, 0.5)
                ;
}

.Child-1:hover::after{
    transform: rotate(150deg);
}