body{
  height: 400px;
  background-image: url("https://i.imgur.com/hpiKT6P.jpg");
  background-size: cover;
  background-repeat:no-repeat;
    
}

.todo{
    width: 420px;
    height: 430px;
    flex-shrink: 0;
    border-radius: 12px;
    opacity: 0.8999999761581421;
    background: #FFF;
    box-shadow: 0px 4px 10px 0px rgba(0, 0, 0, 0.10);
    top: 67%;
    left: 30%;
    position: absolute;
    transform: translate(-50%, -50%);
    box-sizing: border-box;
    padding: 70px 30px;
}
.todo .avatar {
    width: 170px;
    height: 150px;
    position: absolute;
    top: -40px;
    left: calc(42% - 50px);
  }
  .todo label {
    margin: 0;
    padding: 0;
    font-weight: bold;
    display: block;
  }
  
h1{
    color: var(--color-seudario-gris-os, #565656);
    text-align: center;
    font-size: 20px;
    font-family: Josefin Sans;
    font-weight: 700;
}
h2{
    color: var(--colores-complemetarios-azul-os, #00324D);
    text-align: center;
    font-size: 18px;
    font-family: Josefin Sans;
    font-weight: 700;
}
  
.todo input {
    width: 100%;
    margin-bottom: 20px;
  }
input[type="email"], 
input[type="password"]{
    padding-left: 10px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--azul-propuesta, #155DB1);
    background: #FFF;
}
.todo input[type="submit"] {
    border: none;
    outline: none;
    height: 40px;
    background: #7B96B6;
    color: #fff;
    font-size: 18px;
    border-radius: 20px;
  }
  .todo input[type="submit"]:hover {
    cursor: pointer;
    background: #155DB1;
    color: #fff;
  }
  .todo a {
    text-decoration: none;
    font-size: 12px;
    line-height: 20px;
    color: darkgrey;
  }
  
  .todo a:hover {
    color: #155DB1;
  }