styles.css

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}

body{
    background-image: url("https://img.freepik.com/free-vector/mathematical-geometric-background-vector-gradient-blue-education-remix_53876-114100.jpg?w=740&t=st=1692968437~exp=1692969037~hmac=bbcff3f5054871bef94e26ac6b6b0598513b39b29dcaa5f500fa22901a5f1142");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    min-height: 100vh;
}

.body{
    min-height: 100vh;
    backdrop-filter: blur(5px);
}

.userNav{
    position: fixed;
    bottom: 10px;
    display: flex;
    justify-content: center;
    width: 100%;
    height: 8vh;
    padding: 10px 30px;
    color: #fff;
    margin-bottom: 5px;
}

.logbtn{
    height: 40px;
    width: 100px;
    padding: 5px 10px;
    border-radius: 10px;
    margin-right: 10px;
    color: white;
    background-color: red;
    cursor: pointer;
    font-size: 1.5rem;
}

.welcome-div{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: none;
    justify-content: center;
    align-items: center;
    background-color: transparent;
    z-index: 1;
}

.welcome-div h2{
    margin: 25px 0 0 0;
}

.title-bar{
    font-size: 1.25rem;
    font-weight: bold;
    padding: 25px 30px 25px 30px;
    display: flex;
    justify-content: space-between;
    color: #fff;
}

.title-bar .save-btn{
    font-size: 1.5rem;
    font-weight: bold;
    padding: 15px;
    color: white;
    background-color: #003153;
    border: none;
    border-radius: 15px;
    cursor: pointer;
}

.calculator{
    display: flex;
    margin: 30px;
    gap: 20px;
    margin-top: 20px;
}


.search h3{
    font-size: 1.25rem;
    font-weight: bold;
    color: #fff;
}

.search input{
    width: 400px;
    padding: 15px 20px;
    margin-top: 5px;
    font-size: 1.25rem;
    text-align: center;
    border: 0;
    outline: 0;
    border-radius: 10px;
    background-color: #aec6cf;
}

.search input::placeholder{
    font-size: 1.1rem;
}

.catogory h3{
    font-size: 1.25rem;
    font-weight: bold;
    color: #fff;
}

.catogory select{
    font-family: 'Merriweather', serif;
    letter-spacing: 2px;
    width: 200px;
    padding: 15px 18px;
    margin-top: 5px;
    font-size: 1.25rem;
    font-weight: bold;
    border: none;
    border-radius: 10px;
    color: white;
    background-color: #003153;
    cursor: pointer;
}

.search-btn{
    margin-top: 28px;
    color: black;
    animation-name: float;
    animation-duration: 2s;
    animation-iteration-count: infinite;
}

@keyframes float {
    0%{
        transform: rotate(0deg);
    }
    50%{
        transform: rotate(20deg);
    }
    100%{
        transform: rotate(0deg);
    }
}

.search-btn i{
    background-color: #d1d1d1;
    width: 55px;
    height: 55px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    cursor: pointer;
}

.solution-div{
    margin: 30px;
    min-height: 250px;
    border-radius: 15px;
    background-color: #aec6cf ;
}

.solution-div h2{
    padding: 10px;
    font-weight: bold;
}

.solution-div #solution{
    font-size: 1.75rem;
    margin: 70px;
}

.anstitle{
    display: inline;
    font-size: 1.75rem;
}

.solution-div i{
    display: flex;
    justify-content: flex-end;
    margin-right: 20px;
    cursor: pointer;
}

.saved-solution{
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
}

.solution-tab{
    width: 80%;
    height: auto;
    margin: 10%;
}

.close-div{
    position: fixed;
    top: 10px;
    right: 10px;
}

.close{
    width: 30px;
    height: 30px;
    border: 0;
    border-radius: 50%;
    background-color: white;
    color: black;
    position: absolute;
    top: 25px;
    right: 25px;
}

.close:hover{
    cursor: pointer;
    background-color: red;
    color: white;
}

.model{
    min-width: 100%;
    min-height: 100%;
    background-color: rgba(0, 0, 0, 0);
    position: fixed;
    top: 0;
    left: 0;
}

.model-error{
    height: 200px;
    gap: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: red;
    font-size: 1.3rem;
}
.hidebg{
    background-color: transparent;
}

.viewmore{
    text-decoration: underline;
    width: 150px;
    height: 33px;
    font-size: 15px;
    font-weight: bold;
    border-radius: 20px;
    border: 0;
    color: blue;
    background-color: transparent;
    transition: all 0.5s ease-in-out;
    cursor: pointer;
    font-size: 22px;
}

.viewmore:hover{
    transform: scale(1.1);
    color: wheat;
    background-color: rgba(0, 0, 0, 0.3);
    text-decoration: none;
}

.loading{
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.ansloader{
    width: 40px;
    display: inline;
    animation-name: loader;
    animation-duration: 2s;
    animation-iteration-count: infinite;
}

@keyframes loader {
    0%{
        transform: rotate(0deg);
    }
    100%{
        transform: rotate(360deg);
    }
}

.loader-text{
    display: inline;
}

.result{
    width: 100%;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: white;
    border: 0;
    font-size: 30px;
    font-weight: bold;
    color: black;
}

@media screen and (max-width: 750px){
    .calculator{
        display: block;
        text-align: center;
    }
    .catogory{
        display: inline-block;
    }
    .search-btn{
        display: inline-block;
    }
    .input{
        max-width: 100%;
    }
}

.description{
    padding: 30px;
}

.description h4{
    color: #e00;
    margin: 10px 0;
}

.description img{
    max-width: 100%;
}

.close-div-sample{
    position: relative;
    right: 10px;
}

.close-sample{
    width: 30px;
    height: 30px;
    border: 0;
    border-radius: 50%;
    background-color: white;
    color: black;
    position: absolute;
    top: 5px;
    right: 10px;
}

.close-sample:hover{
    cursor: pointer;
    background-color: red;
    color: white;
}

.form-div{
    width: 100vw;
    height: 100vh;
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

form{
    display: flex;
    flex-direction: column;
    min-width: 400px;
    min-height: auto;
    background: linear-gradient(120deg, #545659, #174674);
    background-color: white;
    border: 0;
    border-radius: 10px;
    box-shadow: 0 0 7.5px 2px rgba(0, 0, 0, 0.5);
}

.form-title{
    color:#000000;
    font-weight: bold;
    font-size: 25px;
    text-align: center;
    margin-top: 20px;
}

.inputs{
    display: flex;
    flex-direction: column;
    margin: 0px 25px;
    margin: 10px 20px;
}
.inputs p{
    text-align: center;
    margin-bottom: 10px;
}

form label{
    font-weight: bold;
    font-size: 1.1rem;
}

form input{
    width: 100%;
    height: 40px;
    border: 0;
    outline: 0;
    padding: 10px;
    font-size: medium;
    border-radius: 5px;
    background: linear-gradient(270deg, #545659, #174674);
    box-shadow: 0 0 2px 1px rgba(0, 0, 0, 0.25);
    margin-top: 10px;
    color: wheat;
}

#submit{
    margin-left: 35%;
    width: 100px;
    height: 35px;
    font-size: 20px;
    border: 0;
    padding: 0;
    border-radius: 5px;
    cursor: pointer;
    color: wheat;
    transition: all 0.2s ease-in-out;
}

#submit:hover{
    transform: scale(1.05);
}

#submit:active{
    transform: scale(0.9);
}

.login-text{
    justify-content: center;
    align-items: center;
}

.hidden{
    display: none;
}

a{
    text-decoration: none;
    color: wheat;
}


/* Loader */
.loadercontainerdiv{
    position: fixed;
    top: 33%;
    left: 35%;
    z-index: 9;
    max-height: 100vh;
    max-width: 100%;
}

.loadercontainer {
    width: 300px;
    height: 300px;
}

.loader {
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    margin: auto;
    height: 90%;
    font-size: 20px;
    font-family: arial;
    width: 90%;
    margin: auto auto;
    border-radius: 50%;
    border-right: 9px solid rgba(253,245,230,0.8);
    animation: spinning 20s linear infinite;
}
@keyframes spinning {
    0% {
        transform: rotate(0deg);
        border-right: 9px solid rgba(253,245,230,0.6);
    }
    5% {border-right-color: rgba(253,245,230,0.4)}
    10% {border-right-color: rgba(253,245,2304,0.6)}
    15% {border-right-color: rgba(253,245,230,0.4)}
    20% {border-right-color: rgba(253,245,230,0.6)}
    25% {border-right-color: rgba(253,245,230,0.4)}
    30% {border-right-color: rgba(253,245,230,0.6)}
    35% {border-right-color: rgba(253,245,230,0.4)}
    40% {border-right-color: rgba(253,245,230,0.6)}
    45% {border-right-color: rgba(253,245,230,0.4)}
    50% {border-right-color: rgba(253,245,230,0.6)}
    55% {border-right-color: rgba(253,245,230,0.4)}
    60% {border-right-color: rgba(253,245,230,0.6)}
    65% {border-right-color: rgba(253,245,230,0.4)}
    70% {border-right-color: rgba(253,245,230,0.6)}
    75% {border-right-color: rgba(253,245,230,0.4)}
    80% {border-right-color: rgba(253,245,230,0.6)}
    85% {border-right-color: rgba(253,245,230,0.4)}
    90% {border-right-color: rgba(253,245,230,0.6)}
    95% {border-right-color: rgba(253,245,230,0.4)}
    100% {
        transform: rotate(360deg);
        border-right: 9px solid rgba(253,245,230,0.6);
    }
}