body {
    color: #EBEBEB;
    padding: 1.5rem 1.2rem;
    background-image: url('../resources/images/background-img-1600px-wide.jpg');
    background-repeat: no-repeat;
    background-size: cover;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Unica One', cursive;
    color: #FFCB00;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
    padding: 9px 0;
}

.h1,
h1 {
    font-size: calc(1.775rem + 1.5vw);
}

p {
    font-family: "droid-serif", serif;
    font-weight: 400;
    font-style: normal;
}

::placeholder {
    /* Chrome, Firefox, Opera, Safari 10.1+ */
    color: #999999 !important;
    opacity: 1;
    /* Firefox */
}

:-ms-input-placeholder {
    /* Internet Explorer 10-11 */
    color: #999999 !important;
}

::-ms-input-placeholder {
    /* Microsoft Edge */
    color: #999999 !important;
}

header {
    margin-top: 25px;
    margin-bottom: 50px;
}

input {
    padding: 15px !important;
    border-radius: 4px !important;
}

button {
    padding: 15px 40px !important;
    background-color: #FFCB00 !important;
    color: #262425 !important;
    font-weight: bold !important;
}

button:hover {
    opacity: 0.9 !important;
    transition: all 0.3s;
}

footer {
    height: 50px;
}

#response {
    height: 21px
}

.loader {
    border: 9px solid #282828;
    border-radius: 50%;
    border-top: 9px solid #FFCB00;
    width: 20px;
    height: 20px;
    -webkit-animation: spin 0.5s linear infinite; /* Safari */
    animation: spin 0.5s linear infinite;
  }
  /* Safari */
@-webkit-keyframes spin {
    0% { -webkit-transform: rotate(0deg); }
    100% { -webkit-transform: rotate(360deg); }
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }





/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
    footer {
        height: 150px;
    }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
    footer {
        height: 350px;
    }
}

/* X-Large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {

    .h1,
    h1 {
        font-size: 2.9rem;
    }

    footer {
        height: 800px;
    }
}

/* XX-Large devices (larger desktops, 1400px and up) */
@media (min-width: 1400px) {
    ...
}