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

body {
    display: flex;
    min-height: 100vh;
}

form {
    font-family: 'Catamaran', sans-serif;
    margin: auto;
    margin-top: 50px;
    width: 80%;
    padding: 20px 50px;
    background: rgba(0, 0, 0, 0.7);
    box-shadow: 0px 0px 4px rgba(0,0,0,.9);
    margin-bottom: 20px;
}

a {
   font-family: 'Catamaran', sans-serif;
   font-size: 15px;
   color: #fff;
}

h2 {
    margin-bottom: 10px;
    color: #78BB2D;

}

h3 {
    font-size: 15px;
    color: #fff;
    padding-bottom: 20px;
    width: 70%;
    margin: 0px auto!important;
}

h4 {
   font-size: 13px;
   color: #fff;
}

h2, h3, h4{
    font-family: 'Catamaran', sans-serif;
    font-weight: normal;
    margin: 10px;
    text-align: center;
}

a strong{
    margin: ;
}
.contenedor a:hover {
    color: #fff;
    text-decoration: none;
}
.contenedor {
margin-top: 50px;
}

p#texto{
    text-align: center;
    color: #000;
    font-weight: 600;
    font-family: 'Catamaran', sans-serif;
}

#div-file{
    margin-top: 15px;
    position: relative;
    padding: 12px;
    background-color: #c4d600;
    width: 100%;
    height: 47px;
}

#div-file:hover{
    background-color: #16a085;
    cursor: pointer;
}

.btn-enviar {
    width: 100%;
    margin-top: 50px;
    padding: 15px 30px;
    color: #fff;
    font-weight: 600;
    margin-bottom: 20px;
    font-size: 16px;
    border: none;
    background-color: #78BB2D;
}

.btn-enviar:hover {
    background-color: #68A326;
    cursor: pointer;
}

.cont-ejec {
    padding-left: 20px;
}

.contenedor-form {
    width: 100%;
    background-image: url(../img/denwa-fondo-form.jpg);
    background-size: contain;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: flex;
}

.image {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: 0 auto;
    width: 250px;
    padding-bottom: 20px;

}

@media (max-width:500px) {
    #div-file{
        width: 100%;
    }
}

@media (max-width:500px) {
    .image{
        width: 200px;
    }
}

.campo {
    display: block;
    padding: 15px;
    width: 100%;
    margin:  15px 0;
    font-size: 12px;
    border: 1px solid #78BB2D;
    background-color: #E0F2D0;
}

.campo1{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
}