* {
    margin: 0;
    padding: 0;
}

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

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


body {
    width: 100%;
    background: linear-gradient(to bottom, #3498db, #e74c3c);
    /* background: #aeaeae; */
}


.header {
    background-color: black;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#logo {
    margin: 5px 2px;
    width: 200px;
}

.navbar ul {
    width: 600px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: auto 20px;
}

.navbar li {
    margin: 10px;
    list-style: none;
}

.navbar a {
    font-weight: bold;
    font-family: 'Times New Roman', Times, serif;
    text-decoration: none;
    color: azure;
    font-size: 20px;
}

.navbar a:hover {
    color: rgb(184, 183, 183);
}

#slidebar {
    display: none;
}

#reload {
    margin: 20px;
    display: none;
    width: 30px;
    font-size: 25px;
    background-color: black;
    color: white;
    border: 2px solid white;
    border-radius: 10px;
}

#mainheading {
    text-align: center;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    margin: 20px;
    color: aliceblue;
}

.container {
    /* position: relative; */
    width: 800px;
    margin: auto;
    background-color: aliceblue;
    display: flex;
    flex-wrap: wrap;
    border-radius: 10px;
    border: 2px solid black;
    justify-content: space-around;
}

.container label {
    font-weight: bold;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 25px;
    margin: 10px;
}

.container input,
.container select {
    font-size: 15px;
    padding: 10px;
    border-radius: 10px;
    border: 2px solid black;
    margin: 10px;
    font-weight: bold;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

.container input:hover,
.container select:hover {
    background-color: black;
    color: white;
}

.smallcont {
    margin: 20px;
    width: 40%;
    background-color: rgb(255, 255, 255);
    padding: 5px 10px;
    border-radius: 30px;
    /* border: 2px solid black; */
    display: flex;
    flex-direction: column;
    box-shadow: 10px 10px #888888;
}

.smallcont:hover {
    box-shadow: 10px 10px 5px #888888;
}


#submit {
    font-weight: bold;
    margin: auto 126px;
    padding: 10px 20px;
    font-size: 25px;
    border: 1px solid blue;
    color: white;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    border-radius: 10px;
    background-color: blue;
    box-shadow: 5px 5px 5px rgb(99, 99, 254);
}

#submit:hover {
    background-color: rgb(65, 65, 253);
}

#pleasewait {
    margin: 20px auto;
    text-align: center;
    font-size: 25px;
    display: none;
    width: 500px;
    padding: 10px;
    background-color: black;
    border: 2px solid rgb(61, 60, 60);
    border-radius: 10px;
    color: white;
    font-weight: bold;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    align-items: center;
    justify-content: center;
}

#pleasetime {
    display: inline-block;
    border: 10px solid #f3f3f3;
    /* Light grey */
    border-top: 10px solid #3498db;
    /* Blue */
    border-radius: 50%;
    width: 15px;
    height: 15px;
    margin: auto 10px;
    animation: spin 2s linear infinite;
}

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

    100% {
        transform: rotate(360deg);
    }
}

.result {
    width: 80%;
    margin: 20px auto;
    background-color: aliceblue;
    display: flex;
    flex-direction: column;
    border-radius: 10px;
    border: 2px solid black;
    align-items: center;
}

.inform {
    padding: 20px;
    width: 95%;
    border-radius: 10px;
    margin: 10px;
    border: 2px solid black;
}

.inform p {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-size: 20px;
    margin: 10px;
}

#foot {
    background-color: black;
    text-align: center;
    color: white;
    padding: 15px;
    font-size: 20px;
    font-weight: bold;
}

.description {
    width: 90%;
    margin: 10px auto;
    background-color: aliceblue;
    border: 2px solid black;
    border-radius: 10px;
    padding: 20px;
}

.description h2 {
    margin: 20px 5px;
}

.description p {
    margin: 10px 5px;
    text-shadow: 3px 3px 2px gainsboro;
    /* color: blue; */
}

@media only screen and (max-width: 1050px) {
    .navbar {
        display: none;
    }

    #slidebar {
        display: block;
        width: 50px;
        font-size: 25px;
        background-color: black;
        color: white;
        border: 2px solid white;
        border-radius: 10px;
    }

    .container,
    .result {
        width: 100%;
    }
}

@media only screen and (max-width: 740px) {
    .container {
        flex-direction: column;
        align-content: center;
        width: 80%;
    }

    .smallcont {
        width: 80%;
    }

    .result {
        width: 80%;
    }

    #submit {
        margin: 20px;
    }

    #pleasewait {
        width: 80%;
    }

    .inform {
        width: 80%;
    }

    .description {
        width: 80%;
    }
}