body{
    background-color: #21252b;
    color: white;
    font-family: Arial;
    display: flex;
    flex-direction: column;
    height: 97vh;
    justify-content: center;
    align-items: center;
    text-align: center;
}

#header a{
    text-decoration: none;
}

#header p{
    margin-bottom: 0px;
    text-decoration: none;
    color: white;
}

#header h1{
    margin-top: 0px;
    margin-bottom: 0px;
    text-decoration: none;
}

#header a{
    color: #d5d5d5;
    text-decoration: none;
    transition: 0.3s;
}

#header a:hover{
    color: white;
    text-decoration: none;
}


#hr{
    border: 1px solid rgba(255, 255, 255, 0.44);
    margin-top: 10px;
    margin-bottom: 25px;
    opacity: 0;
}

#form{
    border: 1px solid rgba(255, 255, 255, 0.44);
    padding: 25px;
    border-radius: 15px;
    box-shadow: rgba(94, 94, 94, 0.35) 1px 1px 50px;
    padding-left: 50px;
    padding-right: 50px;
}

input::placeholder{
    text-align: center;
    color: rgba(255, 255, 255, 0.45);
}

input{
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.44);
    padding: 10px;
    margin: 5px;
    border-radius: 10px;
    outline: none;
    text-align: center;
    color: white;
    font-weight: bold;
}

#bold{
    font-weight: bold;
    font-style: normal;
}

#categoryResult{
    font-weight: bold;
    font-style: normal;
}

#results{
    font-style: italic;
    transition: 0.3s;
    opacity: 0;
}

button{
    border: none;
    padding: 10px;
    background-color: #555555;
    color: white;
    width: 85%;
    border-radius: 10px;
    transition: 0.3s;
    margin-bottom: 25px;
}

#results p{
    margin: 0px;
    margin-bottom: 5px;
}

button:hover{
    background-color: grey;
    cursor: pointer;
}

    /* disable arrows in input fields */

    input::-webkit-outer-spin-button,
    input::-webkit-inner-spin-button {
        -webkit-appearance: none;
        margin: 0;
    }

    input[type=number] {
        -moz-appearance: textfield;
    }