*{
    box-sizing:border-box;
    margin:0;
    padding:0;
    font-family:Arial, sans-serif;
}

body{
    background:#f5f7fb;
    color:#333;
}


/* NAV */

nav{
    width:100%;
    padding:20px 8%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    background:white;
}

.logo{
    font-size:26px;
    font-weight:bold;
    color:#2563eb;
}


nav a{
    text-decoration:none;
    margin-left:20px;
    color:#333;
}


/* HERO */

.hero{

    min-height:90vh;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:40px 8%;
}


.contenido{

    max-width:600px;
}


h1{

    font-size:55px;
    color:#111;
    margin-bottom:20px;

}


h1 span{

    color:#2563eb;

}


.descripcion{

    font-size:20px;
    color:#555;
    margin-bottom:30px;

}


/* LISTA */

.lista{

    margin-bottom:35px;

}


.lista p{

    font-size:18px;
    margin:12px 0;

}


/* BOTONES */

.botones a{

    display:inline-block;
    padding:15px 30px;
    border-radius:10px;
    text-decoration:none;
    margin-right:10px;
    font-weight:bold;

}


.registro{

    background:#2563eb;
    color:white;

}
.registro:hover{
background-color: #8cabec;
color: #111;
}

.login{

    background:white;
    color:#2563eb;
    border:2px solid #2563eb;
     
}
.login:hover{
color: #111;
}



/* IMAGEN APP */


.app{

    width:350px;
    height:500px;
    background:white;
    border-radius:30px;
    box-shadow:0 20px 40px #0002;
    padding:25px;
    margin-left:50px;

}


.tarea{

    background:#f1f5f9;
    padding:15px;
    margin:15px 0;
    border-radius:10px;

}


.check{

    color:green;

}



/* FOOTER */


footer{

    text-align:center;
    padding:20px;
    background:white;

}



/* CELULAR */


 @media(max-width:800px){

nav{
    padding:15px 20px;
    flex-direction:column;
    gap:15px;
}

.logo{
    font-size:24px;
}

nav div:last-child{
    display:flex;
    width:100%;
    gap:10px;
}

nav div:last-child a{
    flex:1;
    text-align:center;
    margin:0;
    padding:12px;
    background:#2563eb;
    color:white;
    border-radius:8px;
    font-weight:bold;
}

.hero{
    flex-direction:column;
    text-align:center;
    padding:30px 20px;
}

.contenido{
    max-width:100%;
}

h1{
    font-size:36px;
}

.descripcion{
    font-size:18px;
}

.lista p{
    font-size:17px;
}

.app{
    margin:35px 0 0;
    width:100%;
    max-width:340px;
    height:auto;
}

.botones{
    display:flex;
    flex-direction:column;
    gap:12px;
}

.botones a{
    display:block;
    margin:0;
}

}