*{
    margin: 0;
    padding: 0;
    scroll-behavior: smooth;
}

.section1{
    height: 115vh;
    width: 100%;
    background: linear-gradient(to bottom right,#d4ff3f,black,black,black,black,#d4ff3f);
}

.countaner{

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 60%;
    margin: 0 20%;
}

.definition{
    display: flex;
    flex-direction: column;
    justify-self: center;
    align-self:center;
    justify-content: center;
    align-items: center;
    color: white;
    height: 50%;
    margin-bottom: 1em;

}

.first_sentenc{
    font-family: Arial, Helvetica, sans-serif;
    margin-bottom: 0.5em;
    font-size: 6em;
    font-weight: 1000;
    width: 90%;
    letter-spacing: -4px;
    text-align: center;
}
span {
    color: #d4ff3f;
}

.first_p{
    display: block;
    margin-bottom: 2em;
    font-size: 1.6em;
    opacity: 70%;
    width: 93%;
    text-align: center;
    padding: 5px;

}

form{
    position: relative;
    width: 60%;
    height: 7%;
}

input{
    width: 100%;
    height: 100%;
    border-radius: 20px;
    background-color: rgba(255, 255, 255, 0.089);
    padding-left: 0.9em;
    border: 2px solid rgba(255, 255, 255, 0.162);
    font-size: 1.3em;
    color: white;
}
input:focus{
    outline: none;
    border: 2px solid #d4ff3f;
    box-shadow: 0 0 8px #d4ff3f ;
}

#username_btn{
    position: absolute;
    top: 9.5px;
    right: -10px;
    width: 21%;
    height: 72%;
}
.btn , .btn_card{
    color: black;
    font-weight: 700;
    border-radius: 20px;
    outline: none;
    border: none;
    font-size: 1em;
    background: linear-gradient(45deg ,#d4ff3f ,#d4ff3f , #7c9e00 ,#d4ff3f,#d4ff3f);
    background-size: 200% auto;
    transition: background-position 0.5s , transform 0.2s ease;
}
.btn:hover , .btn_card:hover{
    background-position: right center;
    transform: scale(1.05);
}
.btn:active , .btn_card:active{
    transform: scale(0.95);
}
.btn_card{
    margin-top: 1em;
    font-size: 0.8em;
    padding: 0.3em;
}
img{
    width: 100px;
    height: 100px;
    border-radius: 20px;
}

.cards_trying{
    margin-top: 1em;
    display: flex;
    flex-direction: row;
    
}
#try{
    margin-top: 2em;
    color: white;
}
.torvalds_card{
    display: flex;
    flex-direction: column;
    margin-left: 2.5em;
}
.facebook_card{
    display: flex;
    flex-direction: column;
    margin-left: 2.5em;
}
.google_card{
    display: flex;
    flex-direction: column;
    margin-left: 2.5em;
}
.microsoft_card{
    display: flex;
    flex-direction: column;
    margin-left: 2.5em;
}

header{
    background:#d5ff3f1b;
    width: 100%;
    position: fixed;
    z-index: 999;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1em;
}
.logo{
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 1000;
    margin-left: 3em;
    text-shadow: 1px 1px 4px  #d4ff3f;
}

header a{
    font-size: 1.4em;
    text-decoration: none;
    color:#d4ff3f;
    padding-right:1em;
}
header a:hover{
    color:#678401;
}

#features{
    display: flex;
    align-self: center;
    margin-bottom: 0.8em;
    font-size: 4em;
    color: #d4ff3f;
}

.section2{
    display: flex;
    justify-content:center ;
    align-items:center;
    flex-direction: column;
    height: 100vh;
    width: 100%;
    background: linear-gradient(to bottom left,#d4ff3f,black,black,black,black,#d4ff3f);
    color: white;
}
.features{
    display: inline-flex;
    flex-wrap: wrap;
    width: 80%;
    height: 60% ;
    padding: 1em;
}
.features_cards{
    margin: 0.6em;
    border: 1px solid rgba(255, 255, 255, 0.192);
    background-color: rgba(255, 255, 255, 0.10);
    width: 29%;
    height: 40%;
    padding: 0.5em;
    padding-left: 1em;
    border-radius: 20px;
    position: relative;
    font-family: Arial, Helvetica, sans-serif;
    transition: 1s ease;
}
.features_cards:hover{
    border: 1px solid #d4ff3f;
    transform: scale(1.01);
}

i{
    position: absolute;
    top: 0.7em;
    color:#d4ff3f;
    background-color:#d5ff3f20;
    font-size: 2em;
    padding: 0.3em;
    border-radius: 20px;
}
.features_cards h1{
    margin-top: 3.5em;
    font-size: 1.6em;
    
}
.features_cards p{
    margin-top: 1em;
    opacity: 0.6;
}



.section3{
    height: 100vh;
    width: 100%;
    background: linear-gradient(to bottom right,#d4ff3f,black,black,black,black,#d4ff3f);
    color: white;
}
.howItWorks{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 80%;
    height: 100%;
    margin-left:10% ;
}
.howItWorks .top{
    display: flex;
    flex-direction: column;
    margin-bottom: 4em;
    align-items: center;
    font-family: sans-serif;
}
.howItWorks .top h1{
    font-size: 3em;
        color:#d4ff3f;
    
}
.howItWorks .top p{
    margin-top: 1em;
    font-size: 1.5em;
    opacity: 0.5;
}
.howItWorks .steps{
    display: flex;
    margin-bottom:10em ;
}
.step{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 4%;
    text-align: center;
}
.step div{
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.7em;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #d4ff3f;
    border-radius: 50%;
    color: black;
    margin-bottom: 1em;
    width: 2.2em;
    height: 2.2em;
}
.step h1{
    font-family:Arial, Helvetica, sans-serif;
    font-size: 1.5em;
    margin-bottom: 0.5em;

}
.step p{
    font-size: 1em;
    opacity: 0.5;
}

.howItWorks .bottom{
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: Arial, Helvetica, sans-serif;
}

.bottom h1{
        
        font-size: 3em;
        margin-bottom: 1em;
}
.bottom a {
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: black;
    font-size: 1.5em;
    width: 10em;
    height: 3em;

}