body {
    padding: 0;
    margin: 0;
    background: linear-gradient(rgba(0, 49, 53, 0.5), rgba(0, 49, 53, 0.5)), url('assets/image.jpg');
    color: white;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    display: flex;
    flex-direction: column;
}

h1 {
    color: #ffffff;
    text-align: center;
    text-transform: uppercase;
    font-size: 32px;
    letter-spacing: 1px;
    margin: 0 auto 20px auto;
    text-shadow: 2px 2px 10px rgb(0, 0, 0);
    background: #002325;
    padding: 20px;
    border-radius: 10px;
    display: inline-block;
}


.vl {
    border-right: 2px solid white;
}

#head {
    margin-top: 70px;
    padding: 20px;
    text-align: center;
    display: flex;
    gap: 10px;
    justify-content: center;
}

#info {
    border: 2px solid #0FA4AF;
    padding: 12px;
    font-size: 1.1rem;
    border-radius: 10px;
    background-color: #024950;
    box-shadow: 10px 10px 5px #070000;
    margin-bottom: 20px;
    max-width: 700px;
}

.eqn {
    color: #4eff02;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
}

#box {
    font-size: 1.3rem;
    border-radius: 10px;
    background-color: #024950;
    font-weight: 900;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.96);
    padding: 20px;
    box-sizing: border-box;
}

.input {
    height: 30px;
    width: calc(100% - 40px);
    margin: 5px 20px;
    border-radius: 10px;
    border: none;
    padding: 0 10px;
}

.buttons {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.button {
    background-color: #AFDDEF;
    padding: 5px;
    height: 40px;
    width: 100px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 900;
    font-family: monospace;
    border: none;
    cursor: pointer;
}

.button:hover {
    background-color: #86c7e1;
}

@media (max-width: 700px) {
    h1 {
        font-size: 22px;
    }

    #info {
        font-size: 1rem;
    }

    .input {
        width: calc(100% - 20px);
        margin: 5px 10px;
    }

    .buttons {
        flex-direction: column;
    }

    .button {
        width: calc(100% - 40px);
    }
}