body {
    margin: 0;
    padding: 0;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    background: linear-gradient(150deg, #53A4A8, #F5CB65);
    height: 100vh;
}

.formulario{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    background: white;
    border-radius: 10px;
}

.formulario h1{
    text-align: center;
    padding: 20px 0 20px 0;
    border-bottom: 1px solid silver;
}

.formulario form{
    padding: 0 40px;
    box-sizing: border-box;
}

/* email*/
form .email{
    position: relative;
    border-bottom: 2px solid #adadad;
    margin: 30px 0;
}



.email input{
    width: 100%;
    padding: 0 5px;
    height: 40px;
    font-size: 16 px;
    border: none;
    background:none ;
    outline: none;
}

.email label{
    position: absolute;
    top: 50%;
    left: 5px;
    color: #adadad;
    transform: translateY(-50%);
    font-size: 16px;
    pointer-events: none;
    transition: .5s;
}

.email span::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #53A4A8;
    transition: .5s;
}

.email input:focus ~ label,
.email input:focus ~ label   {
    top: -5px;
    color: #53A4A8;
}

.email input:focus ~ span::before,
.email input:focus ~ span::before   {
    width: 100%;
}
/* fin email */

/* password */
form .password{
    position: relative;
    border-bottom: 2px solid #adadad;
    margin: 30px 0;
}

.password input{
    width: 100%;
    padding: 0 5px;
    height: 40px;
    font-size: 16 px;
    border: none;
    background:none ;
    outline: none;
}

.password label{
    position: absolute;
    top: 50%;
    left: 5px;
    color: #adadad;
    transform: translateY(-50%);
    font-size: 16px;
    pointer-events: none;
    transition: .5s;
}

.password span::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #53A4A8;
    transition: .5s;
}

.password input:focus ~ label,
.password input:focus ~ label   {
    top: -5px;
    color: #53A4A8;
}

.password input:focus ~ span::before,
.password input:focus ~ span::before   {
    width: 100%;
}
/* fin de password*/
.recordar{
    margin: -5px 0 20px 5px;
    color: blue;
    cursor: pointer;
}

.recordar:hover {
    text-decoration: underline;
}

input[type="submit"]{
    width: 100%;
    height: 50px;
    border: 1px solid;
    background: #53A4A8;
    border-radius: 25px;
    font-size: 18px;
    color: white;
    cursor: pointer;
    outline: none;
}

input[type="submit"]:hover{
    border-color: cyan;
    transition: .5s;
}

.registrarse{
margin: 30px 0;
text-align: center;
font-size: 16px;
color: black;
}

.registrarse a{
    color: blue;
    text-decoration: none;
}

.registrarse a:hover {
    text-decoration: underline;
}