style.css

:root{
    --firstcolor :#fff;
    --widthbox :80%;
    --fontfamily: 'Mynerve', cursive;
    --transition: 0.5s ease all;
    --color1:#fff;
}
*{
    padding: 0;
    margin: 0;
}
.full-body{
    
    background-color: #1542d5;

}
/* caja que encierra todo el contenido  */
.main{
   background-color: #1542d5;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-flow: column wrap;
    height: auto;
    width: 100%;
    gap: .25rem;
    margin-bottom: 10%;
}

/* caja que encierra el boton y el input  */
.body__content{
    display: flex;
    flex-flow: column;
    background-color: transparent;
    height: auto;
    width: 100%;
    align-items: center;
    margin-top: 1rem;
    padding: 1rem;
}

/* contenido del input y boton */
.form{
    background-color: transparent;
    width: 90%;
    height: auto;
    display: flex;
    flex-flow: row wrap;
    align-items: center;
    justify-content: center;
    gap: .3125rem;
}
.form__input{
    height: 30%;
    width: 80%;
    background-color: #2a2a2af1;
    padding: .3125rem;
    border-left: 5px solid #454545;
    border-right: none;
    border-top: none;
    border-bottom: none;
    color: #fff;
    font-family: var(--fontfamily);
    font-size: 1.8rem;
    border-radius: .5rem;
    transition: var(--transition);
    
}
.form__input:focus{
    background-color: #2a2a2af1;
    outline: none;
    border-left: 5px solid #b8b8b8;
    
}
.form__input:focus::placeholder{
    transition: var(--transition);
    color: #b8b8b8;
    
}
.form__btn{
    border-radius: .5rem;
    font-size: 2rem;
    font-family: var(--fontfamily);
    width: 15%;
    color: #b8b8b8;
    background-color: #2a2a2af1;
    border: 1px solid #363636;
    transition: var(--transition);
}
.form__btn:hover{
    color: #fff;
    cursor: pointer;
    background-color: #363636;
}

/* Contenido de las listas */
.list{
    margin-top: 1.5rem;
    height: auto;
    justify-content: center;
    width: 80%;
    background-color: transparent;
    display: flex;
    flex-flow: row wrap;


}
.list__ul{
display: flex;
flex-flow: column;
background-color: transparent;
width: 100%;
align-items: stretch;
justify-content: space-between;
}
.list__li{
    list-style-type: numbers;
    font-size: 1.3rem;
    float: left;    
    color: #b8b8b8;
    background-color: transparent;
    margin-bottom: 0.5rem;
   font-family: var(--fontfamily);
   transition: var(--transition);
}
.list__li:hover{
    color: #ececec;
}
.list__btn{
    float: right;
    background-color: transparent;
    font-size: 1.2rem;
    padding: 10px;
    border: none;
    font-family: var(--fontfamily);
    color:#cecece;
    margin-left: 5px;
    transition: var(--transition);
    color: gray;
}
.list__btn:hover{
    cursor: pointer;    
}
.delete:hover::first-letter{
    color:#ff7373;
}
.complete:hover::first-letter{
    color: #52fec4;
}
.edit:hover::first-letter{
    color: #f5fe52;
}


/* cajas donde va el titulo */
.container{
    display: inline-flex;
    align-items: flex-start;
    height: 10rem;
    justify-content: center;
    width: var(--widthbox);
    -webkit-border-radius: 2rem;
    border-radius: 2rem;
    background: #1542d5;
    -webkit-box-shadow: .375rem .375rem 1.5625rem #1032a0, -0.375rem -0.375rem 1.5625rem #1a53ff;
    box-shadow: .375rem .375rem 1.5625rem #1032a0, -0.375rem -0.375rem 1.5625rem #1a53ff;
}
.titlec{
    width: 100%;
    display: flex;
    align-content: center;
    justify-content: center;
    align-items: center;
    position: relative;
}
.container__title{
    font-size: 3rem;
    text-align: center;
    position: absolute;
    font-family: var(--fontfamily);
    bottom: -1.875rem;
    color: #ffffffd5;
    transition: var(--transition);
    margin-top: 3%;
}
.container__option{
    width: 100%;
    height: 50%;
    display: inline;
}
.container__span{
    height: 100%;
    width: 20%;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}
.container__a{
    background-color: transparent;
    border: none;
    cursor: pointer;    
    transition: var(--transition);
}

.left{
    float: left;
}
.rigth{
    float: right;
}
/* caja donde va el contenido osea el form y las listas  */
.body{
    display: inline-flex;
    align-items: flex-start;
    justify-content: center;
    height: auto;
    width: var(--widthbox);
    -webkit-border-radius: 2rem;
    border-radius: 2rem;
    margin-top: 2%;
    background: #1542d5;
    -webkit-box-shadow: .375rem .375rem 1.5625rem #1032a0, -0.375rem -0.375rem 1.5625rem #1a53ff;
    box-shadow: .375rem .375rem 1.5625rem #1032a0, -0.375rem -0.375rem 1.5625rem #1a53ff;
}
/* footer */
.footer{
    width: 100%;
    margin-top: 1rem;
    display: flex;
    position: fixed;
    bottom: 0;
    align-items: center;
    justify-content: space-around;
    height: 10%;
    background: #1542d5;
    -webkit-box-shadow: .375rem .375rem 1.5625rem #1032a0, -0.375rem -0.375rem 1.5625rem #1a53ff;
    box-shadow: .375rem .375rem 1.5625rem #1032a0, -0.375rem -0.375rem 1.5625rem #1a53ff;

}
.footer__copy{
    font-family: var(--fontfamily);
    font-size: 1.2rem;
    color: #aaaaaa;
    text-decoration: none;
    transition: var(--transition);
}
.footer__a:hover{
    color: #f5f5f5;
}





/* Modal */

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0%;
    top: 0%;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.717);
}


.modal-content {
    position: absolute;
    top:  20%;
    left:  10%;
    border-radius: 1.25rem;
    background-color: #001e5f;
      display: flex;
      flex-flow:row-reverse nowrap;
    height: 40%;
    width: 80%;
}

.parr{
    width: 100%;
    height: 100%;
    display: flex;
    flex-flow: column nowrap;
    justify-content: center;
    align-items: center;
    align-content: center;
    gap: 0.8rem;
  }
  .parr__p{
    font-size: 1.5rem;
    font-family: var(--fontfamily);
    color: #ccc;
    padding: 0 0 0 .625rem;
}
  .parr__select{
    background-color: #cccccc;
    padding: 5px 3px;
    border-radius: .5rem;
    border: none;
    font-size: 1.5rem;
    text-decoration: line-through;
    color:#222;
    font-family: var(--fontfamily);
    transition: var(--transition);
}
.parr__select:focus{
    background-color: #ddd;
    border: none;
    outline: none;
}
.parr__select:hover{
    background-color: #ddd;
    cursor: pointer;
    
}

  .parr__option{
    font-size: 1.3rem;
    background-color: transparent;
  }
  .parr__option:hover{
    background-color: #ff3c1a;
    cursor: pointer;
}
  .parr__btn{
    padding: 0.7rem;
    width: 35%;
    height: auto;
    border: none;
    margin-top: 1rem;
    background-color: transparent;
    color: #ccc;
    font-family: var(--fontfamily);
    font-size: 1.2rem;
    border-radius: .5rem;
    transition: var(--transition);
    
}
.parr__btn:hover{
     
    color: #fff;
    cursor: pointer;
    scale: 1.2;
  }
  .container-close{
    width: 35%;
    height: 25%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
}

  .close {
    color: #fff;
    font-size: 2.5rem;
    font-weight: bold;
  }
  
  .close:hover,
  .close:focus {
    color: #ff5f5f;
    text-decoration: none;
    cursor: pointer;
    scale: 1.5;
  }

  /* darkmode */

.dark-mode {
    background-color: #222;
    color: #fff;
}
.main-dark{
    background-color: #222;

}
.container-dark{
-webkit-border-radius: 3.125rem;
border-radius: 3.125rem;
background: #222222;
-webkit-box-shadow: .75rem .75rem 1.5rem #1d1d1d, -0.75rem -0.75rem 1.5rem #272727;
box-shadow: .75rem .75rem 1.5rem #1d1d1d, -0.75rem -0.75rem 1.5rem #272727;
}
.svg{
    fill: #717171;
    transition: var(--transition);
}
.svg2{
    transition: var(--transition);
}
.modal-dark{
    background-color: #222222;
}