:root {
  --color-light: white;
  --color-dark: rgba(16, 38, 78, 1);
  --color-accent: rgba(224, 89, 87, 1);
  --color-accent-dark: rgb(172, 68, 66);

  --size-bezel: .5rem;
  --size-radius: 4px;
}


body {
    font-family: Lato, Helvetica, sans-serif;
    background-color: rgba(16, 38, 78, 1);
}

#wrapper {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);

    height: 700px;
    width: 400px;

}

header {
    text-align: center;
    color: white;
}



#input-card {
    width: 400px;
    height: 600px;

    padding-top: 50px;

    border-radius: 0.5mm;
    background-color: white;
    box-shadow: 6px 6px 10px 6px rgba(0,0,0,0.2);
} 

h2, h3, a {
    margin-left: 50px;
    padding-right: 50px;
}

a {
    display: inline-block;
    padding: 8px 16px;
    margin-top: 10px;
    text-decoration: none;
    background-color: var(--color-accent);
    color: var(--color-light);
    border-radius: var(--size-radius);
    transition: background-color 0.3s ease;
}

a:hover {
    background-color: var(--color-accent-dark);
}

#logo {
    margin-left: 50px;
    width: 20%;
}

#logo > img {
    max-width: 100%;
}


input {
    margin-left: 70px;

    box-sizing: border-box;
    display: block;
    width: 200px;
    height: 20px;
    border: 1px solid currentColor;
    padding: 4px;
    color: currentColor;
    background: transparent;
    border-radius: 2px;
}

#start, #end {
    margin-left: 70px;
    display: block;

    box-sizing: border-box;
    width: 120px;
    border: 1px solid currentColor;
    padding: 4px;
    color: currentColor;
    background: transparent;
    border-radius: 2px;
}

option {
    box-sizing: border-box;
    display: block;
    width: 260px;
    border: 2px solid currentColor;
    padding: 4px;
    color: currentColor;
    background: transparent;
    border-radius: 2px;
}

select {
    margin-left: 70px;
    width: 200px;
}

label {
    margin-top:10px;
    display:inline-block;
    margin-left: 50px;
}


button {
    margin-left: 50px;
    margin-top: 30px;
    
    color: currentColor;
    padding: var(--size-bezel) calc(var(--size-bezel) * 2);
    background: var(--color-accent);
    border: none;
    border-radius: var(--size-radius);
    font-weight: 900;
}

button:hover {
    background: var(--color-accent-dark);
    color: var(--color-light);
}

#spinner {
    position: absolute;
    top: 60%;
    left: 45%;

    background-color: var(--color-light);
    border: 3px solid var(--color-accent);
    border-top: 3px solid var(--color-dark);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 2s linear infinite;
    margin: auto;
    display: block;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    50% { transform: rotate(50deg); }
    100% { transform: rotate(360deg); }
}


footer {
    position: fixed;
    left: 0;
    bottom: 0;
    height: 50px;
    width: 100%;
    background-color: rgba(224, 89, 87, 1);
    color: white;
    text-align: center;
    padding-bottom: 10px;
}