/* RESET */
html,body{
    margin:0;
    padding:0;
    box-sizing: border-box;
}
img{
    max-width:100%;
    display:block;
}

/* CUSTOM PROPERTIES */
:root{
    /* COLOR */
    --clr-veryLightGrayishBlue: hsl(240, 78%, 98%);
    --clr-lightGrayishBlue: hsl(234, 14%, 74%);
    --clr-grayishBlue: hsl(233, 13%, 49%);
    --clr-darkGrayishBlue: hsl(232, 13%, 33%);
    --clr-linearGradient: hsl(236, 72%, 79%) to hsl(237, 63%, 64%);

    /* FONT SIZE */
    --fs-15:0.9rem;
    /* FONT WEIGHT */
    --fw-700:700;
    /* FONT FAMILY */
    --ff-montserrat:"Montserrat", sans-serif;
}

/* BODY */
body{
    font-weight: var(--fw-700);
    font-size: var(--fs-15);
    font-family: var(--ff-montserrat);
    line-height: 1.6;
    color:var(--clr-darkGrayishBlue);
    background:var(--clr-veryLightGrayishBlue) url('images/bg-top.svg') calc(100% + 220px) calc(0% + -40px)no-repeat;
    background-size:105%;
}

/* COMPONENTS */

/* Main */
.main-container{
    width:88%;
    margin:0 auto;
}
/* Section */
.pricing-container{
    margin-top:15%;
    text-align: center;
}
/* Title */
.title{
    margin-top:17%;
}
.title-txt{
    font-size:2rem;
}
/* Toggle Bar */
.toggle{
    display:flex;
    flex-direction: row;
    justify-content: center;
    margin-top:10%;
}
/* Period */
.period-txt{
    font-size:0.9rem;
    margin-top:0.31rem;
    margin-left:1.38rem;
    margin-right:1.38rem;
    color:var(--clr-lightGrayishBlue);
}
/* The switch container */
.switch {
    position: relative;
    display: inline-block;
    width: 3.63rem;
    height: 2.13rem;
    overflow: scroll;
}
  
  /* Hide the default HTML checkbox */
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
  
  /* The slider */
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:linear-gradient(to right, hsl(236, 72%, 79%) 10%, hsl(237, 63%, 64%) 90%);
    transition: 0.4s;
    border-radius:2.13rem;
}
  
  /* The circle inside the slider */
.slider::before {
    position: absolute;
    content: "";
    height:1.5rem;
    width:1.5rem;
    left:0.25rem;
    bottom:0.38rem;
    background-color: white;
    transition:0.4s;
    border-radius: 50%;
}
  
  /* When the checkbox is checked */
input:checked + .slider {
    background:linear-gradient( hsl(237, 53%, 83%) 100%, hsl(237, 63%, 64%) 0%);
}
  
input:checked + .slider::before {
    transform: translateX(26px);
}

/* Blocks Section */
.blocks-section{
    margin-top:21.5%;
}

/* Basic Block */
.basic-block{
    margin-top:0.63rem;
    border-radius:0.63rem;
    background-color:white;
    border:1px solid white;
}
.basic-title{
    font-size:1.19rem;
    margin-top:1.88rem;
}
/* Price */
.price{
    font-size:4.38rem;
    margin-top:-0.75rem;
    overflow: hidden;
}
.dollar-sign{
    font-size:2.63rem;
    margin-right:0.25rem;
    vertical-align:0.63rem;
}
/* Horizontal Line */
hr{
    width:82%;
    outline:none;
    border:none;
    background-color: hsl(240, 12%, 88%);
    height:0.5px;
}
.hr1{
    margin-top:-3.69rem;
}
.p-hr{
    background-color: hsl(236, 61%, 86%);
    outline:none;
    border:none;
}
.hr2{
    margin-top:-0.13rem;
}

/* Button */
.btn{
    margin-top:1.56rem;
    text-transform: uppercase;
    width:81.4%;
    padding:0.88rem 0px 0.88rem 1rem;
    letter-spacing:0.06rem;
    word-spacing:0.25rem;
    font-weight: var(--fw-700);
    text-align: center;
    border-radius:0.31rem;
    border:none;
    outline:none;
    cursor:pointer;    
}

.learn-btn{
    background: linear-gradient(to right, hsl(236, 72%, 79%) 10%, hsl(237, 63%, 64%) 90%);
    color:var(--clr-veryLightGrayishBlue);
    margin-bottom:1.88rem;
}
.learn-btn:focus,
.learn-btn:hover{
    background: linear-gradient(to right, white 10%, white 90%);
    color:hsl(237, 63%, 64%);
    border:1px solid var(--clr-darkGrayishBlue);
}

/* Professional Block */
.professional-block{
    border-radius:0.63rem;
    margin-top:2.06rem;
    background: linear-gradient(to right, hsl(236, 72%, 79%) 10%, hsl(237, 63%, 64%) 90%);
    color:var(--clr-veryLightGrayishBlue);
    border:1px solid hsl(236, 72%, 79%);
}
.learn-btn1{
    background: var(--clr-veryLightGrayishBlue);
    color:var(--clr-grayishBlue);
    margin-bottom:1.88rem;
}
.learn-btn1:focus,
.learn-btn1:hover{
    background: linear-gradient(to right, hsl(236, 72%, 79%) 10%, hsl(237, 63%, 64%) 90%);
    color:var(--clr-veryLightGrayishBlue);
    border:1px solid var(--clr-veryLightGrayishBlue);
}

/* Master Block */
.master-block{
    border-radius:0.63rem;
    background-color:white;
    margin-top:2.06rem;
    border:1px solid white;
}

/* Hide Monthly Price by Default */
.monthly-price {
    display: none;
}

.annual-price {
    display: inline;
}

/* When 'show-monthly' class is added to body */
.show-monthly .annual-price {
    display: none;
}

.show-monthly .monthly-price {
    display: inline;
}

/* Footer */
footer{
    font-size:0.69rem;
    text-align: center;
}
.attribution a{
    text-decoration: none;
    cursor:pointer;
    color:var(--clr-grayishBlue);
}

@media (min-width:600px){
    body{
        background: url('images/bg-top.svg') right top no-repeat,
                    url('images/bg-bottom.svg') bottom left no-repeat;
        background-color: var(--clr-veryLightGrayishBlue);                  
        background-size:cover cover;
        min-height:100vh;            
    }

    /* COMPONENTS */
    /* Section */
    .pricing-container{
        margin-top:4.3%;
    }
    .title{
        margin-top:0%;
    }

    /* Toggle Bar */
    .toggle{
        margin-top:2.5%;
    }

    /* The switch container */
    .switch {
        overflow:auto;
    }
    /* Blocks Section */
    .blocks-section{
        margin-top:1.6%;
        display:flex;
        flex-direction: row;
        justify-content: center;       
    }

    /* Basic Block */
    .basic-block{
        margin-top:3.44rem;
        width:26%;
        height:20%;
    }
 
    .price{
        font-size:1.88rem;
        margin-bottom:3.75rem;
    }
    .dollar-sign{
        font-size:1.38rem;
        vertical-align:0.31rem;
    }

    /* Professional Block */
    .professional-block{
        margin-top:2.06rem;
        width:26%;
        padding-bottom:1.56rem;
    }

    .basic-deskptitle{
        margin-top:3.13rem;
    }

        /* Master Block */
    .master-block{
        margin-top:3.44rem;
        width:26%;
        height:20%;
    }
    footer{
        margin-top:1.88rem;
    }    
}

@media (min-width:1200px){
    .price{
        font-size:4.38rem;
        margin-top:-0.75rem;
        margin-bottom:4.38rem;
    }
    .dollar-sign{
        font-size:2.63rem;
        margin-right:0.25rem;
        vertical-align:0.63rem;
    }
}