input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
    }
input[type=number] { -moz-appearance:textfield; }
.m-0{
    margin: 0px;
}
.azul{
    background-color: #17a2b8;
}
.flex{
    display: flex;
}
.border{
    border: solid;

}
.input-sin{
    border: transparent;
    background: transparent;
}
.blanco{
    background-color: white;
}
.blanco_color{
    color: white;
}
.borde_curbo{
    border-radius: 15px;
}
.centro{
    text-align: center;
}
.p-2{
    padding: 2rem;
    padding-top: 3rem;
}
.p-3{
    padding: 3rem;
    padding-top: 4rem;
}
.derecha{
    float: right;
}
.modal-yo{
    overflow-x: hidden;
    overflow-y: auto;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    width: 100%;
    height: 100%;
    outline: 0;
}
/* --------------------
        paso 4 
---------------------*/
.flex-paso4{
    display: flex;
    justify-content: space-between;
}
/* --------------------
        loader 
---------------------*/
#page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    background: #FFF none repeat scroll 0% 0%;
    z-index: 99999;
}
#page-loader .preloader-interior {
    display: block;
    position: relative;
    left: 50%;
    top: 50%;
    width: 150px;
    height: 150px;
    margin: -75px 0 0 -75px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #3490dc;
    
    -webkit-animation: spin 2s linear infinite; /* Chrome, Opera 15+, Safari 5+ */
            animation: spin 2s linear infinite; /* Chrome, Firefox 16+, IE 10+, Opera */
}
#page-loader .preloader-interior:before {
    content: "";
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: rgb(30,30,70);
    
    -webkit-animation: spin 3s linear infinite; /* Chrome, Opera 15+, Safari 5+ */
        animation: spin 3s linear infinite; /* Chrome, Firefox 16+, IE 10+, Opera */
}
    
#page-loader .preloader-interior:after {
    content: "";
    position: absolute;
    top: 15px;
    left: 15px;
    right: 15px;
    bottom: 15px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: rgb(0,120,200);
    
    -webkit-animation: spin 1.5s linear infinite; /* Chrome, Opera 15+, Safari 5+ */
        animation: spin 1.5s linear infinite; /* Chrome, Firefox 16+, IE 10+, Opera */
}

.disabled {
    pointer-events: none;
    cursor: default; /* Opcional: cambiar el cursor a predeterminado */
}