body {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    background-color: #f7e2e0;
    margin: 0 !important;

}

html {
    height: 100%;
    overflow-y: hidden;
    overflow-x: hidden;
}

.aniv_input {
    height: 60px;
    width: 45px;
    background-color: transparent;
    border: 5px solid white;
    border-radius: 7px;
    padding: 5px;
    margin: 5px;
    color: white;
    font-size: 19px;
}

.aniv_input:focus {
    outline: none;
}

#middle_div {
    display: inline-block;
    margin: auto;
    text-align: center;
}

#input_div {
    display: block;
    margin: auto;
}

/* to remove arrow from input type: number */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.slash {
    display: inline;
    margin: auto;
    font-size: 20px;
    font-family: 'Courier New', Courier, monospace;
}

/* Styling of input placeholder */

input::placeholder {
    font-family: 'Courier New', Courier, monospace;
    color: white;
    font-size: 19px;
    font-weight: bold;
}

/* css for enter button */

button {
    position: relative;
    display: inline-block;
    cursor: pointer;
    outline: none;
    border: 0;
    vertical-align: middle;
    text-decoration: none;
    font-family: inherit;
    font-size: 15px;
}

button.learn-more {
    font-weight: 600;
    color: #382b22;
    text-transform: uppercase;
    padding: 1.25em 2em;
    background: #fff0f0;
    border: 2px solid #b18597;
    border-radius: 0.75em;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-transition: background 150ms cubic-bezier(0, 0, 0.58, 1), -webkit-transform 150ms cubic-bezier(0, 0, 0.58, 1);
    transition: transform 150ms cubic-bezier(0, 0, 0.58, 1), background 150ms cubic-bezier(0, 0, 0.58, 1), -webkit-transform 150ms cubic-bezier(0, 0, 0.58, 1);
}

button.learn-more::before {
    position: absolute;
    content: '';
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #f9c4d2;
    border-radius: inherit;
    -webkit-box-shadow: 0 0 0 2px #b18597, 0 0.625em 0 0 #f7e2e0;
    box-shadow: 0 0 0 2px #b18597, 0 0.625em 0 0 #f7e2e0;
    -webkit-transform: translate3d(0, 0.75em, -1em);
    transform: translate3d(0, 0.75em, -1em);
    transition: transform 150ms cubic-bezier(0, 0, 0.58, 1), box-shadow 150ms cubic-bezier(0, 0, 0.58, 1), -webkit-transform 150ms cubic-bezier(0, 0, 0.58, 1), -webkit-box-shadow 150ms cubic-bezier(0, 0, 0.58, 1);
}

button.learn-more:hover {
    background: #ffe9e9;
    -webkit-transform: translate(0, 0.25em);
    transform: translate(0, 0.25em);
}

button.learn-more:hover::before {
    -webkit-box-shadow: 0 0 0 2px #b18597, 0 0.5em 0 0 #f7e2e0;
    box-shadow: 0 0 0 2px #b18597, 0 0.5em 0 0 #f7e2e0;
    -webkit-transform: translate3d(0, 0.5em, -1em);
    transform: translate3d(0, 0.5em, -1em);
}

button.learn-more:active {
    background: #ffe9e9;
    -webkit-transform: translate(0em, 0.75em);
    transform: translate(0em, 0.75em);
}

button.learn-more:active::before {
    -webkit-box-shadow: 0 0 0 2px #b18597, 0 0 #f7e2e0;
    box-shadow: 0 0 0 2px #b18597, 0 0 #f7e2e0;
    -webkit-transform: translate3d(0, 0, -1em);
    transform: translate3d(0, 0, -1em);
}