body{
    margin: 20px auto;
    background-color: #f0f2f5;
    color: #333;
    margin: 0;
    padding: 20px;
}



h1{
    color: gray;
    font-family: Arial;
    text-align: center;
}

h2{
    color: gray;
    font-family: Arial;
    text-decoration: underline rgba(128, 128, 128, 0.434);
}


#contact label{
    display: block;
    font-family: arial;
    font-weight: bold;
    font-size: small;
    margin: 12px;
    text-decoration: underline;
    margin-left: 4px;
}

#contact input, #contact textarea{
    width: 100%;
    box-sizing: border-box;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
}


#contact h2{
    text-align: center;
    color: #1f2937;
    font-weight: 700px;
    margin-bottom: 25px;
    text-decoration: underline black;
}

#contact{
    background-color: rgba(27, 4, 4, 0.224);
    max-width: 600px;
    box-sizing: border-box;
    padding: 10px 1px;;
}

#contact form{
    margin-left: 5px;
}

.cont_links{
    display: flex;
    gap: 25px;
    justify-content: space-between;
    align-items: center;
}

nav{
    background-color: rgb(228, 255, 200);
    box-shadow: 0 3px 3px 3px #545454;
    padding: 10px 20px;
    max-width: 600px;
    box-sizing: border-box;
}

button{
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 15px;
    display: block;
    width: 100%;
    color: white;
    background-color: #3498db;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0 0 0 0.2);
    margin-bottom: 5px;
    margin-top: 10px;
}
 
button:hover{
    text-decoration: underline;
    box-shadow: 0 0 2 0.3px gray;
    background-color: white;
    transform: translate(-3PX);
    color: #3498db;
}
button:active{
    color:#3498db;
    text-decoration: none;
    transform: translateY(0px);
}

img{
    border-radius: 50%;
    display: block;
    margin: 0 auto;
    width: 30%;
    height: 30%;
    margin-bottom: 50px;
}

p{
    font-size: 15px;
    font-family: tahoma;
}

.input-row{
    display: flex;
    gap: 16px;
    align-items: flex-start;
}


.input-group{
    flex: 1;
}



textarea{
    width: 100%;
    margin-bottom: 15px;
}
input:focus, textarea:focus{
    outline:none;
    border: 2px solid #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}


button:focus{
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.5);
     
}

input:invalid{
    border-color: #ef4444;
}

.error-message{
    color:#ef4444;
    font-size: 14px;
    margin-top: 4px;
    display: none;
}


.form-group{
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
}

.form:invalid button{
    pointer-events: none;
    opacity: 0.6;
}

input:invalid:not(focus):not(placeholder-show){
    border-color: #ef4444;
}

input:invalid:not(focus):not(placeholder-show){
    display: block;
}

.error-message{
    min-height: 16px;
    color: #ef4444;
    font-size: 12px;
    margin-top: 4px;
}

.input-group input{
    border: 1px solid #ccc;
}