html {
    -moz-background-size: cover;
    -o-background-size: cover;
    -webkit-background-size: cover;
    background: url("background.png");
    background-size: cover;
}

body {
    font-family: "Segoe UI";
    color: white;
    text-align: center;
    text-shadow: black 1px 0 10px;
}

#container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1%;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

/* --- Right Card --- */
.card {
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    flex: 0 0 auto;
    padding: 1%;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

#title {
    font-size: 5em;
}

.child {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

input:focus::placeholder {
    color: transparent;
}

.markInput {
    outline: none;
    backdrop-filter: blur(10px);
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
    width: 100px;
    background-color: rgba(0, 0, 0, 0.05);
    border-width: 0;
    border-radius: 10px;
    font-size: 2em;
    font-weight: bold;
    color: white;
    text-align: center;
    text-shadow: black 1px 0 10px;
}

.weightInput {
    outline: none;
    backdrop-filter: blur(10px);
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
    width: 40px;
    margin: 10px;
    margin-right: 50px;
    background-color: rgba(0, 0, 0, 0.05);
    border-width: 0;
    border-radius: 7px;
    font-size: 1em;
    font-weight: bold;
    color: white;
    text-align: center;
    text-shadow: black 1px 0 10px;
}

.weightInput:disabled {
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    background-color: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* --- Left Card --- */
button {
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    width: 150px;
    margin-bottom: 10%;
    padding: 10px;
    background-color: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-width: 0;
    border-radius: 7px;
    font-size: 1em;
    font-family: "Segoe UI";
    font-weight: bold;
    color: white;
    text-shadow: black 1px 0 10px;
}

#averageTitle {
    font-size: 3em;
    font-weight: bold;
    color: white;
}

#averageText {
    margin-top: -2%;
    margin-bottom: 2%;
    font-size: 7.5em;
    font-weight: bold;
    color: white;
}

#scoreTitle {
    font-size: 2em;
    font-weight: bold;
    color: white;
}

#scoreNeeded {
    backdrop-filter: blur(10px);
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
    width: 100px;
    background-color: rgba(0, 0, 0, 0.05);
    border-width: 0;
    border-radius: 10px;
    font-size: 2em;
    font-weight: bold;
    color: white;
    text-align: center;
    text-shadow: black 1px 0 10px;
}

#weightNeeded {
    outline: none;
    backdrop-filter: blur(10px);
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
    width: 40px;
    margin: 10px;
    background-color: rgba(0, 0, 0, 0.05);
    border-width: 0;
    border-radius: 10px;
    font-size: 1em;
    font-weight: bold;
    color: white;
    text-align: center;
    text-shadow: black 1px 0 10px;
}

#weightNeeded:disabled {
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    background-color: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

#scoreText {
    margin-top: -2%;
    margin-bottom: 2%;
    margin-left: 50px;
    font-size: 4em;
    font-weight: bold;
    color: white;
}

#containerA {
    width: 60%;
}

#containerB {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    width: 20%;
}

.cardElements {
    flex: 0 0 auto;
    margin: 5px 50px;
}

#containerC {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}