body {
    display: flex;
    justify-content: center !important;
    align-items: center !important;
    margin: 0;
    padding: 20px;
    font-family: sans-serif;
    background:hsl(235, 18%, 26%)
}

section {
    display: flex;
    background-color: #fff;
    width: 700px;
    height: 500px;
    padding: 20px;
    border-radius: 30px;

}
h1{
    display: flex;
    font-size: 45px;
    padding: 0px;
    margin-top: 40px;
    margin-bottom: 0px;
    padding-left: 20px;
}
p{
    display: flex;
    padding-left: 15px;
}
.caja{

    margin: auto;
    color:  hsl(234, 29%, 20%);
    padding-right: 10px;
}

ul{
    list-style: none;
    margin-left: -40px;
}

input{
    display: flex;
    margin-top: 7px;
    margin-bottom: 20px;
    margin-left: -3px;
    padding: 10px;
    width: 321px;
    border-radius: 10px;
    border: 1px solid gray ;
}

.submit{
    display:flex;
    background-color:hsl(234, 29%, 20%);;
    color: #fff;
    width: 344px;
}



@media (max-width: 861px) {
    section{
        display: flex;
        flex-direction: column-reverse;
        width: 100vw;
        height: auto;
    }

}