body {
    background-color: rgb(20, 22, 16);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.main {
    margin-top: 10vh;
    background-color: rgb(124, 141, 86);
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 370px;
    height: 32em;
    border-radius: 30px;
    padding: 10px;
    border: 2px solid rgb(85, 255, 0);
    box-shadow: 10px 10px 1000px rgb(0, 255, 234);
}

.display {
    display: grid;
    align-items: start;
    margin: 30px;
    box-shadow: 1px 3px 8px;
    border-radius: 20px;
}

input {
    border: none;
    background-color: rgb(126, 126, 126);
    width: 9cm;
    height: 1.6cm;
    text-align: end;
    font-size: 30px;
    font-weight: bolder;
    padding-right: 20px;
    font-family: 'Courier New', Courier, monospace;
    border-radius: 20px;
    box-shadow: 0px 3px 5px;
}

button {
    background-color: rgb(132, 184, 184);
    padding: 15px;
    border-radius: 50px;
    border: 0;
    font-size: 23px;
    width: 60px;
    transition: hover, 0.3s;
    box-shadow: 0px 3.4px 6px;
    cursor: pointer;
    font-family: Comic Sans MS;
    transition: transform 1s;
}

button:hover {
    background: linear-gradient(135deg, rgb(0, 255, 213), rgb(249, 253, 0));
    box-shadow: 0px 3px 5px;
    transform: translateY(-7px);
    transition: all 0.2s;
    color: rgb(0, 0, 0);
    font-weight: bolder;
}

button:active {
    background-color: rgb(33, 240, 33);
    box-shadow: 0px 1px 3px;
    transform: translateY(4px);
    transition: all 0.2s;
}

.numbers {
    display: grid;
    grid-template-columns: repeat(4, 60px);
    gap: 30px;
    justify-content: center;
    align-items: center;
}

h1 {
    margin: 0;
    font-size: 30px;
    font-family: Comic Sans MS;
    text-shadow: 0 0 8px #00ffe1, 0 0 12px #ff0077;
}

.op {
    font-weight: bolder;
    background-color: rgb(95, 170, 170);

}

/*______________________Contact____________________________*/

#contact {
    text-align: center;
    margin-top: 4vh;
    height: 50vh;
    font-family: Comic Sans MS;
}

#contact h3 {
    font-size: 5vh;
    margin-bottom: 10vh;
}

.links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.link_container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.links a {
    text-decoration: none;
    color: rgb(191, 191, 191);
    font-size: 18px;
    font-family: Comic Sans MS;
    transition: 0.2s;
}

.links a:hover {
    color: rgb(0, 255, 34);
}

.link_icons {
    filter: invert(1);
    height: 40px;
    width: 40px;
    object-fit: contain;
    transition: 0.4s;
}

.link_icons:hover {
    filter: invert(0);
    transform: scale(1.1, 1.1);
}