*,
::before,
::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    user-select: none;
    color: white;
    text-shadow: grey 1px 1px 2px;
}

.container {
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: background-color 0.5s;
    background-color:#bc4e9c;  /* fallback for old browsers */
    background: -webkit-linear-gradient(to right, #f80759, #bc4e9c);  /* Chrome 10-25, Safari 5.1-6 */
    background: linear-gradient(to right, #f80759, #bc4e9c); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
    ;
}

.title-instructions {
    margin-bottom: 2.5rem;
    font-size: 2rem;
    font-family: "Roboto";
    font-weight: 400;
    text-align: center;
}

.instructions {
    font-size: 1.5rem;
}

.numbers-container {
    display: flex;
    margin-bottom: 1.5rem;
}

.number {
    font-family: "Roboto";
    font-weight: 600;
    margin: 0 2vw;
    font-size: 2rem;
    border-radius: 50%;
    padding: 1rem;
    border: white solid 4px;
    width: 5rem;
    height: 5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btns-container {
    display: flex;
}

.btn {
    border: 4px white solid;
    padding: 1rem;
    margin: 2rem;
    border-radius: 10px;
    font-family: "Roboto";
    font-weight: 600;
    cursor: pointer;
    transition: all 0.5s;
    color: white;
}

.btn-blue {
    background-color: #E178C5;
}

.btn-yellow {
    background-color: #59D5E0;
}

.btn-red {
    background-color: #f95959;
}

.result-container {
    margin-top: 2rem;
    display: flex;
    align-items: center;
    font-family: "Roboto";
    font-size: 2rem;
}

.result {
    margin-right: 2rem;
    font-weight: 600;
}

.refresh {
    font-size: 2rem;
    border: 4px #FAA300 solid;
    padding: 1rem;
    border-radius: 10px;
    display: none;
    cursor: pointer;
}