@import url('https://fonts.googleapis.com/css?family=Muli&display=swap');

* {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Muli', sans-serif;
    background-color: whitesmoke;
    min-height: 100vh;
}

.main-form {
    display: flex;
    margin-top: 40px;
    justify-content: center;
    align-items: center;
    height: 40px;
    border-radius: 40px;
    padding: 10px;
}

.container-results {
    margin-top: 20px;
    margin-right: 157px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

#check-list {
    margin-top: 2px;
}

#check-list li {
    position: relative;
    list-style-type: none;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

#check-list li:before {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    top: -2px;
    width: 5px;
    height: 11px;
    border-width: 0 2px 2px 0;
    border-style: solid;
    border-color: #00a8a8;
    transform-origin: bottom left;
    transform: rotate(45deg);
}

#input-username {
    border: 3px solid gray;
    height: 40px;
    width: 300px;
    border-radius: 50px;
    padding: 0px 10px;
}

#btn-submit {
    background: linear-gradient(90deg, #ef3e0f, #ffb800);
    color: white;
    margin-top: 3px;
    margin-left: 20px;
    border: 3px solid salmon;
    height: 40px;
    width: 100px;
    border-radius: 50px;
    padding: 0px 10px;
}

.loader {
    display: none;
    margin-left: 10px;
    border: 5px solid #CFC6C4;
    border-top: 5px solid #020202;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    animation: spin 0.75s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}