*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root{
    --main-color:#E53935;
    --hover-color:#D32F2F;
    --duration:0.3s;
}
.list{
    width: 70%;
    margin: 20px auto;
}
.addContainer{
    background-color: #eee;
    padding:  20px;
    display: flex;
    gap: 10px;
    align-items: center;
    border-radius: 5px;
}
.addContainer input{
    outline: none;
    border: none;
    flex: 1;
    padding: 10px;
    border-radius: 5px;
    font-size: 20px;
    caret-color: var(--main-color);
}
.addContainer .add,.task-item button{
    border: none;
    background-color: var(--main-color);
    color: white;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--duration);
}
.addContainer .add{
    outline: none;
    height: 43px;
    font-size: 15px;
    padding: 10px 15px;
    user-select: none;
}
.addContainer .add:hover,.task-item button:hover{
    background-color: var(--hover-color);
}
.tasks{
    background-color: #eee;
    padding: 15px;
    margin-top: 20px;
}
.tasks .task-item{
    background-color: white;
    padding:  10px;
    border-radius: 5px;
    font-size: 25px;
    position: relative;
    cursor: pointer;
}
.task-item.done{
    opacity: 0.5;
}
.tasks .task-item:not(:last-child){
    margin-bottom: 10px;
}
.task-item button{
    padding: 6px 10px;
    font-size: 15px;
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
}