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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!">
& `6 E, w" U; U" l6 ?6 C; X: R - Label for your tooltip
% i$ x/ i" C! D! n - </span>
复制代码CSS代码: - .tooltip-toggle {! w* `7 _5 n. a( r, k7 Y
- cursor: pointer;+ i: j# R' @* s) m, b$ b
- position: relative;
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! s1 s0 P: {3 o7 g* I) _ - .tooltip-toggle svg {: A0 v! n' X7 J1 ~" L/ J
- height: 18px;
) Q+ r0 w+ b1 Q6 U* H - width: 18px;
; S0 ~4 g z. x: i - padding-right: 0.5rem;
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- .tooltip-toggle::before {
% \0 o8 b' O# _; U H- U" j - position: absolute;
; w. e6 p% N/ x9 | - top: -80px;" c1 k7 l8 a) Z/ X+ S& w8 ]
- left: -80px;
# {8 n% ?" e% m l5 W - background-color: #2B222A;
$ {, g& R; K4 l/ H+ x1 T - border-radius: 5px;
B9 s m( g' `6 n, [& Y" X z - color: #fff;4 G4 E0 }; d; e& W" s; t4 M
- content: attr(data-tooltip);
" p" R& c- a$ l/ O- N+ R - padding: 1rem;2 n8 C, t8 J0 O; d
- text-transform: none;
; f; q. A; _3 b. p) R, o! Z, z1 O7 ? - -webkit-transition: all 0.5s ease;5 V3 r+ x( L! I+ b
- transition: all 0.5s ease;
/ J' k, Q' [5 \9 { - width: 160px;* C9 a# J; [2 I. X; O
- }7 }$ g# z' ^) f& I" o
- .tooltip-toggle::after {$ D& a7 S$ _& t e) K/ z
- position: absolute;; m9 ]1 a* j( r2 o! A
- top: -12px;* ], y( F+ E/ c" l
- left: 9px;6 F' P1 i! o* c' G" R5 ^2 n" e
- border-left: 5px solid transparent;/ x q6 R; O2 }9 b- L
- border-right: 5px solid transparent;7 g$ `5 G3 C, t) g9 D0 f3 T
- border-top: 5px solid #2B222A;
/ C) N6 S+ f* o7 [9 @! n% a8 B - content: " ";
& B( m% L/ j$ n( F" y3 l# ~+ E7 V - font-size: 0;
6 p5 u: A, @$ x! m: G. N" z* { - line-height: 0;: j$ a3 {) x$ |6 m* q# e
- margin-left: -5px;
* y) ?/ I: n: G! U0 o+ A* j - width: 0;
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* N6 z& Q" Y" D, F( H0 r - .tooltip-toggle::before, .tooltip-toggle::after {
. `. c' Z* ~! r" ~' x+ ]) g - color: #efefef;
% `" v! M- } V. ^4 k+ a - font-family: monospace;" D' v- F. i) s
- font-size: 16px;
: s1 v! F k1 n2 k' P s - opacity: 0;
; x& a( [, |9 e" F( M9 |3 G - pointer-events: none;
: S1 h" @9 p( ] - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( |2 [% ?2 ]: g t8 R( I
- opacity: 1;
7 S2 L6 H% J! S- u - -webkit-transition: all 0.75s ease;
/ w% U' W4 E: L7 ?3 E - transition: all 0.75s ease;% z( Z9 t+ t+ p% @. X( i' P
- }
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">
3 f2 m$ K c# U( v - <ul class="nav-items">$ f5 T$ n& w, G
- <!-- Navigation -->( n( k+ j9 ]6 w4 m+ A6 _
- <li class="nav-item"><a href="#">Home</a></li>
& }) W/ n; v, b! a2 x - <li class="nav-item"><a href="#">About</a></li>( x0 x. i; M$ k, i {
- <li class="nav-item"><a href="#">Contact</a></li>. g5 {, @; X0 L( ?: S1 F6 a
- <!-- Dropdown menu -->
3 E# I! S, t) G( l - <li class="nav-item nav-item-dropdown">) J, K9 L8 ]( d+ m! \+ ^
- <a class="dropdown-trigger" href="#">Settings</a>
2 D& `7 K! D, \. M - <ul class="dropdown-menu">
; J y- R) t4 d4 [ - <li class="dropdown-menu-item">
6 }0 ~$ @; S: d7 w2 w - <a href="#">Dropdown Item 1</a>$ x0 e; ^: q7 `3 C% k
- </li>4 m0 B% X: V8 {7 z# L6 x
- <li class="dropdown-menu-item">
- e$ H& l U+ y8 x - <a href="#">Dropdown Item 2</a>8 \) z$ V4 |' x9 ^: j' x p
- </li>' {, p- h& N0 G5 ~
- <li class="dropdown-menu-item">8 N( k9 r l, I ^" d" q' `1 n
- <a href="#">Dropdown Item 3</a>9 n8 o5 o+ O; t
- </li>
# w; z+ s1 l6 L- Y$ j - </ul>
& w& Q8 p! @, `- s3 F5 U: y - </li>' f6 k9 a& }% _1 Y+ Q
- </ul>3 s* \4 |! } O4 O- i
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 ^/ W2 t' U: W' c; V# b
- background-color: #fff;! n5 e- a! K) }; a& C' w4 o5 w& m
- border-radius: 4px;9 S" Q' f! k, M' X' k4 C! E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& W$ J% q: o6 C n5 ^4 |; }; G, j
- padding: 1em;
( l( Q% i. L! Y7 h/ M - border: 1px solid #eee;
9 Y3 b0 q% @. M' V# Q: ` - display: block;& f( A* ^: P( X& M
- max-width: 400px;
) ^+ `, [7 L- X" G3 v- ~ - margin: 0 auto;2 r6 t B* @" |& i! p1 p: U0 r
- text-align: center;7 m' Y8 |2 ~0 C2 q0 B
- }0 E% i/ M7 H( D7 x6 H* ^3 u# z( f
- ul,, G7 K8 J$ v6 I3 T$ ?8 ^
- li {2 E3 @/ h0 S! p* H, u
- list-style: none;
9 U0 ~/ I3 t, o: x! W, O - -webkit-padding-start: 0;' m* m! O+ y5 X) m. k
- }
9 t: f% C) L# U6 X5 t b - a {
5 ?' F. y3 C9 T0 P& m - text-decoration: none;
2 P1 K2 {: v+ q: Y - color: #ED3E44;
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- .nav-item {
& w7 U. W. S1 ^( |$ G& U3 `( B6 n1 R2 F - padding: 1em;
9 s; S9 \6 b- G0 G - display: inline;% j0 @& q& h! d- l
- }
9 B3 _8 L1 r; ~0 i2 P* | - .nav-item-dropdown {6 {* J$ i* z7 h5 F8 h
- position: relative;) m* w9 \$ A* H4 g4 K3 y p# G) q8 ^
- }
6 |7 F2 o: h& O2 L - .nav-item-dropdown:hover > .dropdown-menu {. p% Q5 r5 l$ ~0 f* Y/ M( B5 f. L$ B
- display: block;% P( N' K& C0 w; j8 l4 i1 C
- opacity: 1;3 P" s8 H6 j, z1 _2 m
- }+ L9 T/ f$ y% z5 s/ c( [" [$ s
- .dropdown-trigger {
" R1 t m) ~# G; b! q6 U4 w - position: relative;1 U- |" x: j% a B' H2 w
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- .dropdown-trigger:focus + .dropdown-menu {; c( B& _- R$ E8 p2 b; r( d/ L l
- display: block;
* V" \5 ~- p/ i4 k. f/ \ - opacity: 1;
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y$ m; |+ z; N* e0 c: r+ Y - .dropdown-trigger::after {
2 q8 P5 Q5 p4 B% Y4 @5 v# t1 | - content: "›";
7 E% U0 W/ X8 l X5 X - position: absolute;! W& n$ E/ H2 H! Q# Z
- color: #ED3E44;
6 k5 w" z% g# r' J2 n) A8 S5 Z, m - font-size: 24px;
* c$ y6 C" J* J) K/ h - font-weight: bold;4 f9 X6 l4 u( C& T3 [/ L1 z
- -webkit-transform: rotate(90deg);
- H. M0 Z7 `# v& z - transform: rotate(90deg);) b' d! Y; ]! D" o/ ^4 h" w
- top: -5px;
: P& L0 p) y W! I( S; J' c; B - right: -15px;8 }5 P; p2 H; z5 k" X' q9 _
- }# \$ K4 ^- e3 _# d
- .dropdown-menu {
/ j3 W q$ g$ a% _+ @ - background-color: #ED3E44;
4 d E a3 P" Y0 V& h. q - display: inline-block;8 y! {" a, ~5 ^- r5 s
- text-align: right;; {- e/ q9 \3 z( ?; J
- position: absolute;" ~4 e: C. E' A+ N1 W
- top: 2.5rem;# @! C" o, v) V' q
- right: -10px;; j3 g9 W- u1 W7 s k: y
- display: none;6 L( d8 d$ z U! ?6 ?
- opacity: 0;/ v2 K0 \* ]3 [( C9 K3 j
- -webkit-transition: opacity 0.5s ease;
$ a; j8 Y7 O2 v4 C5 O - transition: opacity 0.5s ease;5 W7 U" G2 E% o5 x% ], g9 E6 _% t
- width: 160px;
9 E0 V/ k5 y3 O - }0 X7 A2 @. \" Z1 v/ h& h* ~! T& ~0 o
- .dropdown-menu a {0 i6 y! X! _3 f, T0 d- I
- color: #fff;
7 W$ w0 J; r4 M: n* `1 q+ @/ v - }
5 M9 h& @4 n) O: a% U5 a' x - .dropdown-menu-item {( m+ u7 X' t+ j, ^
- cursor: pointer;
. i1 {3 m8 A& W" W" \ - padding: 1em;
. \- _) x# A8 \2 h+ K - text-align: center;% @& s% l9 O7 |* g3 I/ e9 c. f
- }7 M, N, Y. |: l' Z- w. T, g
- .dropdown-menu-item:hover {
- R5 N+ K8 l- h, [. A - background-color: #eb272d;$ {1 r/ H1 r0 W! j3 {' o
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* E$ B& v! S# I. {" C- b2 c f
- <!-- Checkbox toggle -->8 [ f6 n; V, \0 z9 H% C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) M! L! B6 e) F. |5 H+ }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 G+ U$ [3 } H v" b - <!-- Content to toggle from www.mfbuluo.com-->
8 m" m3 O( t* e& ^2 o0 x( B - <div role="toggle" class="toggle-content">
6 o. ?$ } K4 ] V - BA-NA-NA-NA!
2 f$ _' ?; z2 q3 ~$ W - </div>( D) M- M# n; ^3 c4 f
- </div>
复制代码CSS代码内容如下: - .toggle {9 f2 H+ g/ j; J" W& d' ?) @8 T
- margin: 0 auto;) l% j8 ]9 ]3 g: X9 d; s" _* `& i
- max-width: 400px;0 B. ?( \4 X. x8 K* Z- F6 D, q6 \4 D
- }* u- u6 g6 C# e f" F) Z- O+ T
- .toggle-label {' G0 n. n) n7 ?% r4 b, ?
- font-size: 16px;; u9 V5 V6 y. b7 S& K
- background: #fff;
5 c* K* d; X* ^5 `! Q' X; ^ - padding: 1em;1 K: q; k# T2 t0 ]7 v. j' m
- cursor: pointer;) u2 W. s9 _% ?$ l; n
- display: block;
6 J% {+ ^$ i/ L$ m3 b J - margin: 0 auto 1em;
; B/ Z; J% f7 D# K. j ~) w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) j! D* z( w% \5 n. |/ @. j" W
- border-radius: 4px;
$ y3 R9 } m8 a) e; _: I# s9 W - }
* n7 r8 q# n3 g6 S; i - .toggle-label:after {
/ w; z1 z8 v- Z% j; O# i - color: #ED3E44;
) V0 c4 K0 x3 N' i6 m# N - content: "+";4 k! K. ?) c( B7 G+ s
- float: right;
/ w. r7 r$ M4 q4 G& _! `4 x - font-weight: bold;
- \2 Q, @( Y: }- U0 g' S- r - }) u, u* [8 {8 i1 b( K
- .toggle-content {8 K% ~% [! z- D6 Z0 u0 u2 [
- color: #B0B3C2;
2 s& X" t. H5 h: ]8 U - font-family: monospace;5 H9 } g5 q4 S4 A
- font-size: 16px;- {' o+ l+ |" H2 z
- margin-bottom: 1.5em;
8 w& C H( u4 E8 v% H5 J7 Z3 [: j - padding: 1em;
$ ]8 f2 E, L7 ]% O3 l - }& g: ~1 b- |5 D4 k, Z3 Q) D
- .toggle-input {
Z; ^7 A: h& c: f4 a - display: none;0 X2 K# M4 e7 K; }% Z. T: L
- }
4 _7 b6 R3 t! Q! d2 V' ` - .toggle-input:not(checked) ~ .toggle-content {9 d" b7 V6 O, s. u& N- K2 y
- display: none;" h4 [1 ?$ q* K7 ?: S
- }
9 v" b2 c* g& @3 H# a9 `. J - .toggle-input:checked ~ .toggle-content {% [& |! g. v; `$ A+ j( u# `$ o
- display: block;1 `5 @: H' q2 K# c/ U
- }
# r+ p' e+ m: F! _4 S" X - .toggle-input:checked ~ .toggle-label:after {8 {& d' D* k" {( e
- content: "-";( d+ u" X* |: Y5 K
- }
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