:root {
    --global--accent-color: rgb(210, 210, 210);
}

body {
    background-color: rgb(15, 15, 15);

    height: 100vh;
    margin: 0px;

    display: flex;
    align-items: center;
    justify-content: center;
}

input[type=text], input[type=password] {
    border: 1px solid rgb(35, 35, 35);
    background: linear-gradient(to right, rgba(25, 25, 25, 0), rgb(19, 19, 19));
    color: rgb(210, 210, 210);
    
    margin: 3px;
    border-radius: 3px;
    
    width: 80%;
    height: 25px;
    font-size: 13px;
    padding-left: 10px;

    transition: border-color 0.3s ease;
}

input[type=text]:hover, input[type=password]:hover {
    border-color: var(--global--accent-color);
    
    transition: border-color 0.3s ease;
}

button {
    border: 1px solid rgb(35, 35, 35);
    background: linear-gradient(to right, rgba(25, 25, 25, 0), rgb(19, 19, 19));
    color: rgb(210, 210, 210);
    
    border-radius: 3px;
    
    width: 74%;
    height: 25px;
    font-size: 13px;

    transition: border-color 0.3s ease;
}

button:hover {
    border-color: var(--global--accent-color);

    transition: border-color 0.3s ease;
}

.separator {
    margin-top: 8px;
    margin-bottom: 15px;

    height: 1px;
    background: linear-gradient(to left, rgba(0, 0, 0, 0), var(--global--accent-color), rgba(0, 0, 0, 0));
}

.container {
    border-radius: 3px;
    border: 1px solid rgb(30, 30, 30);

    background-color: rgb(20, 20, 20);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);

    width: 400px;
    padding: 20px;
    text-align: center;
}

.title {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-weight: bold;
    font-size: 16px;
    color: white;

    text-shadow:
        -1px -1px 0 rgb(0, 0, 0),
         1px -1px 0 rgb(0, 0, 0),
        -1px  1px 0 rgb(0, 0, 0),
         1px  1px 0 rgb(0, 0, 0);
}

.input_icon {
    position: relative;
    width: 80%;
    margin: 10px auto;
}

.input_icon i {
    color: var(--global--accent-color);
    line-height: 14px;
    
    left: 23px;
    top: 50%;
    position: absolute;
    transform: translateY(-50%);
    pointer-events: none;
}

.input_icon input {
    padding-left: 35px;
}