/* =========================
   RESET
========================= */

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


/* =========================
   BODY / BACKGROUND
========================= */

.container {
    width: 100%;
    min-height: 100vh;

    background: linear-gradient(135deg, #153677, #4e085f);

    padding: 10px;
}


/* =========================
   TODO APP
========================= */

.todo-app {
    width: 100%;
    max-width: 540px;

    background: #ffffff;

    margin: 100px auto 20px;

    padding: 40px 30px 70px;

    border-radius: 10px;
}


/* =========================
   HEADING
========================= */

.todo-app h2 {
    color: #002765;

    display: flex;
    align-items: center;

    margin-bottom: 20px;

    font-size: 28px;
}

.title-icon {
    font-size: 28px;

    margin-left: 10px;
}


/* =========================
   INPUT SECTION
========================= */

.row {
    display: flex;
    align-items: center;

    justify-content: space-between;

    background: #edeef0;

    border-radius: 30px;

    padding-left: 20px;

    margin-bottom: 25px;
}


/* Input */

#input-box {
    flex: 1;

    border: none;
    outline: none;

    background: transparent;

    padding: 10px;

    font-size: 16px;
}


/* Add Button */

#add-btn {
    border: none;
    outline: none;

    padding: 16px 50px;

    background: #ff5945;

    color: white;

    font-size: 16px;

    cursor: pointer;

    border-radius: 40px;
}

#add-btn:hover {
    background: #e84a37;
}


/* =========================
   TASK LIST
========================= */

#list-container {
    padding: 0;
}


/* Individual Task */

#list-container li {
    list-style: none;

    font-size: 17px;

    padding: 12px 50px 12px 50px;

    user-select: none;

    cursor: pointer;

    position: relative;

    min-height: 48px;

    word-break: break-word;
}


/* =========================
   UNCHECKED CIRCLE
========================= */

#list-container li::before {
    content: "";

    position: absolute;

    height: 24px;
    width: 24px;

    border: 2px solid #555;

    border-radius: 50%;

    top: 9px;
    left: 8px;

    background: white;
}


/* =========================
   COMPLETED TASK
========================= */

#list-container li.checked {
    color: #777;

    text-decoration: line-through;
}


/* Completed Check */

#list-container li.checked::before {
    content: "✓";

    background: #ff5945;

    border: 2px solid #ff5945;

    color: white;

    font-size: 16px;

    font-weight: bold;

    text-align: center;

    line-height: 24px;
}


/* =========================
   DELETE BUTTON
========================= */

#list-container li span {
    position: absolute;

    right: 0;
    top: 5px;

    width: 40px;
    height: 40px;

    font-size: 22px;

    color: #555;

    line-height: 40px;

    text-align: center;

    border-radius: 50%;
}


/* Delete Hover */

#list-container li span:hover {
    background: #edeef0;

    color: #ff5945;
}


/* =========================
   MOBILE RESPONSIVE
========================= */

@media (max-width: 600px) {

    .todo-app {
        margin-top: 50px;

        padding: 30px 20px 50px;
    }

    .row {
        padding-left: 15px;
    }

    #add-btn {
        padding: 14px 25px;
    }

    .todo-app h2 {
        font-size: 25px;
    }

}