.main {
    padding: 10px;
    background: linear-gradient(145deg, #8395e3 0%, #321c49 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    height: 100vh;
    box-sizing: border-box;
    color: white;
}

.main input {
    color: #321c49;
}

.divices {
    display: grid;
    grid-template-columns: 30% 30% 30%;
    grid-gap: 10px;
}

.divice {
    display: flex;
    flex-direction: column;
    border: #8395e3 1px solid;
    border-radius: 5px;
    padding: 10px;
    background-color: #fff;
    color: #321c49;
}

.divice.select {
    border: 2px solid #fd0000;
}

.button-group {
    margin-top: 20px;
    display: flex;
    justify-content: space-evenly;
}