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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">' I& G4 c; M( z8 ?9 A3 B- d8 M
- Label for your tooltip
: x% e5 G; P7 z - </span>
复制代码CSS代码: - .tooltip-toggle {7 S4 {# W, B9 ~" X6 O+ r
- cursor: pointer;/ |/ ]0 ~/ K. G
- position: relative;
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- .tooltip-toggle svg {
* X* K7 |8 L+ N - height: 18px;
$ D/ `: \; y' g; s' V - width: 18px;( `9 l' X. W$ b4 x- @% j
- padding-right: 0.5rem;
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3 _+ G; L- L; {' W( \% \6 u - .tooltip-toggle::before {
# ]" }* {: Y* Z/ @( [' g9 }" \ - position: absolute;8 ]( X. Z# @9 @( B. U* z( f6 K5 k5 M
- top: -80px;! H5 e% x* @) ]$ y0 `# Y h
- left: -80px;. h" G' T/ t% Z
- background-color: #2B222A;
+ I6 x m2 i& M; M( p: C5 x7 |4 n# _ - border-radius: 5px;: B) z2 H% n1 ~' D1 S
- color: #fff;1 ?0 u$ c7 h# G* i
- content: attr(data-tooltip);/ o4 Y+ l$ N" k6 X2 E4 r
- padding: 1rem;3 R+ p8 t5 [# i1 V4 ~. T
- text-transform: none;
* [; c& |5 Q! e$ [1 D; e! W - -webkit-transition: all 0.5s ease;& A# p/ {0 u; ` r% ?
- transition: all 0.5s ease;
7 d8 o( x4 R& c. z3 n* g: [ - width: 160px;/ A5 n* I+ T# c
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- .tooltip-toggle::after {+ g4 L- n5 T: _4 p
- position: absolute;
2 G: n% ], c, K, S: M$ ] - top: -12px;1 s, j- \5 L5 f }& Y
- left: 9px;- _; v" h9 A9 P7 `- i R, ]
- border-left: 5px solid transparent;
: D( D6 o5 S+ {0 |+ e/ O6 A+ ` - border-right: 5px solid transparent;
4 R5 F9 M" s4 |5 @8 h - border-top: 5px solid #2B222A;" v# l) k8 J H
- content: " ";" K ?% ?# c) H0 K
- font-size: 0;
9 l# z$ N( j6 h - line-height: 0;
/ E0 r6 c% {) k" ~6 v+ b - margin-left: -5px;
& o2 f6 Q: Z8 z1 _# G - width: 0;$ C1 D$ n* F/ p$ ?
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- .tooltip-toggle::before, .tooltip-toggle::after {
7 T0 h+ X" ?% h. ^) c0 H5 a - color: #efefef;
& e" i0 M# A/ G! T3 C/ K# A% T+ a - font-family: monospace;; t5 w3 B) d1 |) l! J
- font-size: 16px;+ t6 f( V% q9 Z2 R |
- opacity: 0;
8 `: R I8 ~$ A7 M - pointer-events: none;
6 ?+ x: J4 V. `! [7 A( w - text-align: center;7 K( K- Q5 ^* Z, `5 v
- }
4 Y6 B; s, s2 a7 o0 d) c O - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 G9 U9 H# q' A! D- _2 `' Y2 U - opacity: 1;
" V+ c1 Z+ j7 W/ Z, s7 q: G - -webkit-transition: all 0.75s ease;
% V% s8 o* q. y) f - transition: all 0.75s ease;* Z" i1 r) G$ a, _" ?
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
7 S+ A5 K# u5 Z0 D! O9 G4 s - <ul class="nav-items"> o* |; o* _ f' D, w
- <!-- Navigation -->* e) J; p$ s# M" r7 }% |$ X
- <li class="nav-item"><a href="#">Home</a></li>
; h- I" r- g) U - <li class="nav-item"><a href="#">About</a></li>4 _/ R9 } H& i. }9 _( ?8 f
- <li class="nav-item"><a href="#">Contact</a></li>
) w) \4 z9 g, s5 t# X' e - <!-- Dropdown menu -->8 ?7 B' m/ e* m$ O) ?* E
- <li class="nav-item nav-item-dropdown">5 p+ J4 c9 C- Q1 h# Q* [
- <a class="dropdown-trigger" href="#">Settings</a>. C# W& e V8 p) S
- <ul class="dropdown-menu"> y6 M% c* d" p# t) k; B+ X5 E3 d
- <li class="dropdown-menu-item">% `% B h% _/ Z# d7 h, ~
- <a href="#">Dropdown Item 1</a>- {& \* z2 Q9 N) E. [) {
- </li>
( c, Y% t: _! V/ \ G f - <li class="dropdown-menu-item">1 p3 @8 `5 x t
- <a href="#">Dropdown Item 2</a>5 C+ `, g8 V: g: h
- </li>
4 ^1 N; f- n5 W/ H( p4 K" N: y1 _ - <li class="dropdown-menu-item">
e( w" Q, m7 U7 ~' u - <a href="#">Dropdown Item 3</a>
6 y4 Y# n( f; B Q, C! Z - </li>1 N- V. |" ] i8 o. U4 E
- </ul>
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b) a4 \( d1 w$ h: k" j" s) d - </ul>
( w _, g+ c. ]* n( k# K* a - </div>
复制代码对应的CSS代码如下: - .nav-container {7 H$ M! L" T ]( G/ ]
- background-color: #fff;
5 J& `; c+ k0 b+ r- x; _9 u - border-radius: 4px;+ s$ ?- s0 R y6 Q4 T" _- i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 ^, J& U& _( o) x9 j - padding: 1em;
# @% Y0 A: Y/ c6 E9 V - border: 1px solid #eee;% M6 J4 z# `2 K1 S( l7 j2 v
- display: block;9 O* \& R! q3 ~! |
- max-width: 400px;$ R* p- W. W+ l- ?0 w
- margin: 0 auto;# e2 W p6 M. {4 a: N
- text-align: center;
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- ul,* p: u% A" \) H( E2 ?( r5 n. U
- li {* J4 p9 b! h- Z. ^
- list-style: none;; v' X7 Y0 y& r7 Y! G) V
- -webkit-padding-start: 0;
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! E. E; E+ a0 ^1 d - text-decoration: none;6 J3 _; p w9 A7 x6 E
- color: #ED3E44;
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- .nav-item {
0 k9 _( q$ ^7 o - padding: 1em;
7 r: E( D* D0 C, H" t* x - display: inline;
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- .nav-item-dropdown {; m" w$ T" N0 ~7 y4 v7 b" a
- position: relative;
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1 r4 W. P0 p# D - .nav-item-dropdown:hover > .dropdown-menu {
' M" U. `8 k4 {; r0 B% C; M! }, Z - display: block;3 l$ n1 {. K% u7 B, X7 Y
- opacity: 1;2 t: }1 ?4 Q, c. K
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- .dropdown-trigger {
0 {/ I" ~4 d$ _( h) M7 B5 W' ^ - position: relative;
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( z9 F' n7 |' X7 O/ U. H8 n+ L - .dropdown-trigger:focus + .dropdown-menu {7 ]* B }8 V" \) k
- display: block;% K# W/ q/ q& O0 p
- opacity: 1;4 z5 \) _$ o# [) {$ l
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- .dropdown-trigger::after {
" D+ ]2 g- Q5 F - content: "›";8 T& @4 L, T* W) x2 \* ?% Y
- position: absolute;( W, C& R, G; ?
- color: #ED3E44;
0 e9 | f8 F" h9 {1 Q7 w" W - font-size: 24px;- S- @: x; p& i7 O" ]/ [6 Q+ a
- font-weight: bold;% n7 }) a; C; N3 z/ N- S+ O
- -webkit-transform: rotate(90deg);
d2 P5 Q4 V# f' k1 V - transform: rotate(90deg);: O# }+ P$ C0 R/ F+ i- U0 \9 T
- top: -5px;
r! h8 q g% a. G3 ` - right: -15px;
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9 f# O3 h* ~# j5 P2 {9 `( M - .dropdown-menu {9 O* b. P8 k+ j. U# L/ ]
- background-color: #ED3E44;# g J# l5 i/ b' r+ L6 O& r9 _
- display: inline-block;5 H6 I2 Y \. P! O
- text-align: right;
. M! A! |% b2 c" o) ?4 x - position: absolute;
8 \) F( A4 ~: R# z - top: 2.5rem;) z2 ~. p3 `5 t+ k5 N
- right: -10px;9 u/ {7 G. N9 w1 T7 s6 u* X
- display: none;6 \4 I* h3 z, f2 A( [+ p; m
- opacity: 0;
0 h+ W0 W/ k5 N, t/ O: @8 z. C - -webkit-transition: opacity 0.5s ease;
/ I2 @9 _2 I! U) T' _ - transition: opacity 0.5s ease;
5 M H$ C$ X6 i" c - width: 160px;$ y# E8 d" K( O" L
- }
! l: k, W9 W. v+ ]! | - .dropdown-menu a {7 u# O$ @# A7 J
- color: #fff;
& C# W9 H1 T! z* M9 c - }
: J$ [9 A' n2 k' f - .dropdown-menu-item {
4 ]; E0 U1 ~, d& U - cursor: pointer;
/ W4 C/ Q. V0 A- n - padding: 1em;
6 ?5 r' ^; m; [ - text-align: center;6 o1 C- p: ~4 ~! ]* ~2 O. q- V
- }
. k$ v( A% v$ \0 @1 p! @3 `, O - .dropdown-menu-item:hover {* D) s P# q6 J3 M/ K
- background-color: #eb272d;1 } n, S" K+ |3 H
- }
复制代码 5 u! l' [, o1 _. C& H! `
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, |3 l# N4 N7 k U- `, J
- <!-- Checkbox toggle -->
+ z4 i- I& T, R4 E. P - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 |- ~- M6 L) o - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> o0 z: l. i% w" f1 W7 s
- <!-- Content to toggle from www.mfbuluo.com-->/ E- c* s1 m1 {
- <div role="toggle" class="toggle-content">9 E3 F1 U" _5 a+ n ?6 F
- BA-NA-NA-NA!
$ P6 z2 p/ D$ h6 T8 k- o" q( N - </div>
2 K. \3 t4 E# s) t2 | - </div>
复制代码CSS代码内容如下: - .toggle {3 q0 p, }6 B; v4 m2 ^" V6 |% j! D
- margin: 0 auto;
$ k+ o- }9 ]2 \2 d& d3 z; I' t - max-width: 400px;
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- .toggle-label {
) w1 @+ L& Z0 @ - font-size: 16px;7 M' J% {1 D+ Q+ ~
- background: #fff;6 @+ i- R/ ]3 B/ @5 H
- padding: 1em;9 d' D8 [) `: ?6 A+ g
- cursor: pointer;
' t/ Z2 ?0 @1 P, T* u' @: } - display: block;' j9 @" s5 F# S0 T
- margin: 0 auto 1em;
: c. g* F: j) @7 ]2 w- o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 r! B v+ j: M; D1 O" q - border-radius: 4px;. a9 K, _2 R6 n
- }( ]8 K3 T% N3 Q- r* R4 [- {
- .toggle-label:after {
/ E1 I0 m& m" q- m. H - color: #ED3E44;
! k! e7 u) S) { - content: "+";
5 H) y+ p, [/ Y8 O2 G - float: right;8 J% }3 y: o: n, e/ r
- font-weight: bold;
5 |. t* V. {9 ~4 Q- R/ | - }
1 b z l6 }& W& n4 r& m; K - .toggle-content {
9 N2 e* k6 \ i$ N! M8 F - color: #B0B3C2;! }; `4 ]+ l1 w
- font-family: monospace;
! G/ y( R n o5 J+ P - font-size: 16px;3 e& H' |' d; w% B
- margin-bottom: 1.5em;
1 g* k1 o# d& t' | - padding: 1em;% t: h0 A2 P6 X
- }
. o- s- j" A: \: e* S9 }) [ - .toggle-input {
+ L- v7 W$ s0 F" F6 `0 v* m - display: none;0 D/ L+ o8 b2 ~, }% r& L3 z
- }
3 j: o. E5 p/ J# [6 B7 g - .toggle-input:not(checked) ~ .toggle-content {
+ v# J8 L& y: m+ F# \ - display: none;
0 o5 M, u7 r6 u' I* s/ ?: c - }
) F2 B$ Z' r% ~' X/ D - .toggle-input:checked ~ .toggle-content {* C' w7 H2 f( N
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
1 P$ V8 J9 }+ I - content: "-";
" _6 P s& ~3 O7 I+ p1 h4 k) d - }
复制代码
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