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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!">
, ?) Z$ ?8 K- Z+ F( A* q! a - Label for your tooltip
* t2 ?) n" w d1 F8 B4 Q! A - </span>
复制代码CSS代码: - .tooltip-toggle {3 z% e; M. a7 A" B
- cursor: pointer;
9 ?$ G$ j$ d6 g) u - position: relative;0 V6 S3 w$ u& ?' v2 Y! O3 P
- }
/ s3 {$ X9 {1 |: P" S8 t5 {" j - .tooltip-toggle svg {
; s7 C, a+ i7 T( ^1 Z7 B h - height: 18px;' c- J7 N7 p. ]( J1 q
- width: 18px;: u% N/ W7 |( P- ^( u
- padding-right: 0.5rem;) O2 c* s* Z& h. z+ t3 g
- }
$ L1 I7 X4 I( k' ?7 y2 k, g - .tooltip-toggle::before {
1 l" o6 U& l1 i" g4 q* | - position: absolute;
) ^4 s$ ^$ j0 w; e& h' T2 N - top: -80px;% q/ |# Q C, a7 }' g5 r$ i' H8 E1 a
- left: -80px;% S! y1 k4 Y S7 Y6 W
- background-color: #2B222A;0 v) k: f" p+ E# G+ } r8 k
- border-radius: 5px;3 ^3 B* w; w$ R: [
- color: #fff;& e7 i1 k7 T: V# Q K6 G- r% w% @) h( B2 w
- content: attr(data-tooltip);
9 E. a8 k3 i0 [/ y$ @: D2 W - padding: 1rem;
& h$ Q N) C( \ - text-transform: none;
9 G8 P5 l9 z; R* u7 b8 Y8 f1 s8 n - -webkit-transition: all 0.5s ease;
* W& h; J# R4 ?9 K1 C/ R6 v' q6 S - transition: all 0.5s ease;
9 N" j# C6 o5 u3 I& r - width: 160px;
1 p+ {* {" E) l6 ^ Y* X - }
6 o( s/ h8 c. h6 z5 _4 h# k) B - .tooltip-toggle::after {
s- c2 y4 t; m' v* h7 c - position: absolute;
, H) N0 ]) L3 P7 x2 F( r - top: -12px;: q3 m6 ?9 z8 ^* K
- left: 9px;
' E. j$ _# I4 Z9 T - border-left: 5px solid transparent;
+ d/ o9 B$ L1 {; j- K1 j - border-right: 5px solid transparent;/ j8 p) {. P8 V$ g* G' v
- border-top: 5px solid #2B222A;
/ s/ O8 Y1 j: S, j( [6 P - content: " ";
5 S0 O K' k# O+ Q3 ^ - font-size: 0;; P9 b% V7 c( c, u& I
- line-height: 0;' C( o& B9 Q: p7 ?5 d' T
- margin-left: -5px;
# `: c8 y9 d; Q, ~" Z - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
, _+ b. n; y/ t9 W/ M - color: #efefef;0 j$ F- r& Q; j# f2 _4 D
- font-family: monospace;' d; r. p/ X1 B) D2 }9 `
- font-size: 16px;
# \ Z- R' }1 d - opacity: 0;
4 c% t. |! E& P+ e7 b - pointer-events: none;
' r) M5 x P A* m- ]4 \3 ?, c - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' j# P4 Y; X% ?( X, ^: G
- opacity: 1;
- l$ B- G& T7 T! A - -webkit-transition: all 0.75s ease;
# ? s4 }* j9 j; {- r3 n' I" I - transition: all 0.75s ease;/ H8 {; c1 E: G+ K. C6 w
- }
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">) ?4 f0 z* \ J+ k5 @
- <ul class="nav-items">
* v" }: P m- ?; ` - <!-- Navigation -->
4 A4 d! a4 T/ Y5 e - <li class="nav-item"><a href="#">Home</a></li>! r" Y" i; W2 |# ?
- <li class="nav-item"><a href="#">About</a></li>! i9 v5 E7 ]- X/ {1 q
- <li class="nav-item"><a href="#">Contact</a></li>" J! a, a$ q/ }, X* |1 ~
- <!-- Dropdown menu -->
D: X& Y# C) E! H/ f& g8 R* q - <li class="nav-item nav-item-dropdown">
- |1 P1 c$ l# x- m/ M, ] - <a class="dropdown-trigger" href="#">Settings</a>2 @+ O$ m& f1 R
- <ul class="dropdown-menu">
& y3 Y( F9 n: b: i" ` - <li class="dropdown-menu-item">7 F0 l( C1 W, @9 x
- <a href="#">Dropdown Item 1</a>
# k" ?" S. e/ g# V+ f. g - </li>
$ h5 X& o' v% R% w$ `4 [ - <li class="dropdown-menu-item"># |# r1 S# O3 m
- <a href="#">Dropdown Item 2</a>9 w4 L i. y8 m+ \" B
- </li>
1 ^+ V' X3 j% Y1 J1 {0 u- c - <li class="dropdown-menu-item">
5 n, r) @5 z: u6 |. `+ m" `: M; L# h - <a href="#">Dropdown Item 3</a>
& r5 t: P; \5 }8 A7 c - </li>" d4 } O8 G1 ~" c1 g. Q3 M
- </ul>
; K! `; k3 v9 i5 T( \$ |5 I' _ - </li>) {- _/ {. n) o8 w P* N
- </ul>
% u; A0 q. N+ Q* S1 p8 }+ b' l3 @ - </div>
复制代码对应的CSS代码如下: - .nav-container {; x$ G! g5 t0 F3 t
- background-color: #fff;) F- K6 @8 |) s( y; i$ }" D
- border-radius: 4px;/ T2 S) E1 ]1 k) t% X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- ]6 ^# A( X" S" a$ v2 j
- padding: 1em;
: \7 C* X4 f! ^$ L) R! ^$ F - border: 1px solid #eee;
; p. C2 |' _2 |! G - display: block;: t+ O/ E! B: T/ [6 z
- max-width: 400px;
7 m5 B9 Q, x6 b& P% b' d - margin: 0 auto;
% n( }/ E! C! j* ^9 {2 v6 U - text-align: center;* c: V6 |$ K$ \. U
- }, W' I" X& I% s. l3 }' n M3 k
- ul,
9 m+ x# `# h# O - li { G7 A6 L' U o- g( B! l6 G. T2 C& z
- list-style: none;
/ v$ P8 j% d$ { - -webkit-padding-start: 0;
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- a {
6 d: b9 |1 O$ q) M+ e- ] - text-decoration: none;
& c, w2 P- {: S* l% j5 O( v6 M - color: #ED3E44;
2 r' B0 [: R6 s, {% f - }
5 `0 ?* J, h( L. D7 d" ~ - .nav-item {
" o- M" L5 j/ r+ F/ g: G - padding: 1em;
3 k/ P" s. l1 D! |, J$ w - display: inline;4 k h7 {( p, D/ c2 t
- }9 c5 f, Y ^ |2 I! g& z: F
- .nav-item-dropdown {
- T k/ r; l" p! } - position: relative;2 j" F( m" t7 s* [" w0 B9 a
- }; D1 ~& \. I& }& J6 V8 Q! \6 \5 S* n
- .nav-item-dropdown:hover > .dropdown-menu {
4 o; w0 y3 S2 d, t J - display: block;
4 y. M1 h, u9 a J5 a" j - opacity: 1;6 Z2 N( r, m W# Y0 s* R
- }5 H3 y+ V; A" g9 z: K' M
- .dropdown-trigger {
5 f: {3 I$ e" _7 @7 k% ? - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {- P ?) t3 f- u% E' t% L o# m
- display: block;
9 k4 Y9 D/ a x7 f e# A - opacity: 1;
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- .dropdown-trigger::after {" r8 f' ]" \( m( |/ n
- content: "›";% u8 Z4 I: r4 @8 e8 ]
- position: absolute;( X( f7 E$ K% o! X9 B G* O
- color: #ED3E44;) [+ w0 T3 L% L9 x- ?7 U
- font-size: 24px;; C4 w$ K8 b, @1 ]" }) e
- font-weight: bold;
+ R8 E* \% ~3 d! ?$ f6 l - -webkit-transform: rotate(90deg);
% W! [. t+ B% L" ? - transform: rotate(90deg);: d/ r. x8 j1 r; b9 R( N' @" D" ~
- top: -5px;
" k8 U M+ }/ J7 X- \ - right: -15px;5 w1 o7 k* }8 l& U0 N
- }
% y! L2 B4 a" Y# P8 E- d4 ^ - .dropdown-menu {
2 W9 C$ J+ y6 b# L$ T - background-color: #ED3E44;3 {/ w0 w- r# h
- display: inline-block;5 B6 P: ]3 _. C4 D$ R. a
- text-align: right;7 h9 {0 l) n" _- ^" ~* z; {) E7 K# ^
- position: absolute;
. {$ m6 ]* l" Q7 P& Z - top: 2.5rem;
6 u3 L& N. R0 R- L - right: -10px;
2 i+ p1 R- ]3 o/ K" U+ e - display: none;0 {' U% b) G! y0 m) F1 a7 A
- opacity: 0;9 M0 Z: ^% r C6 N
- -webkit-transition: opacity 0.5s ease;! g9 I. l0 j [* P# \* d t$ D' f! d' i( O
- transition: opacity 0.5s ease;
/ E& v r, r. T9 C - width: 160px;
: z; r( ^) N' U+ M* E - }
. v9 l8 q# Z: w% V0 B" N+ l - .dropdown-menu a {
2 o# I2 Q6 E& ^* ]( T: p3 \2 y - color: #fff;
7 V1 {+ V& n# m' P - }. \& w5 `3 `- V* d/ e
- .dropdown-menu-item {! c* \0 l+ Z% z: p+ ?+ c
- cursor: pointer;6 t& X! q% z- J8 s( _/ T' Y
- padding: 1em;
9 H* @$ @" A9 n9 L - text-align: center;' Q4 M& I2 h! M1 W" g9 z4 t
- }
5 c2 d6 b: M% w - .dropdown-menu-item:hover { k: k- R# Z: I4 `& T" |( @4 E+ P m
- background-color: #eb272d;
- J$ L) Z9 b5 H$ h% `: ~ - }
复制代码
3 E4 N& R( r4 B, Q- e6 }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& R9 H* a/ L% s# i/ H3 [% b( {
- <!-- Checkbox toggle -->( ~& p8 r, V) v4 K- z
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ L2 I6 O: ^6 l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 ~8 F+ ~+ V0 N* H1 j
- <!-- Content to toggle from www.mfbuluo.com-->1 x b I8 p0 C8 r
- <div role="toggle" class="toggle-content">8 V; H" ~: ], b7 b
- BA-NA-NA-NA!- C5 c! z5 ~% l8 ]* u
- </div>
: y' w0 G5 F2 L o' u6 v - </div>
复制代码CSS代码内容如下: - .toggle {
. {+ l. k# [; W; a: E. A - margin: 0 auto;
: V' W( M4 Y& p - max-width: 400px;; T, p& V# _# L) V
- }6 a3 v) Q% k3 L0 r( ?
- .toggle-label {% P5 y- N; X, o+ J6 G
- font-size: 16px;! J0 @0 r* D( P3 j! O
- background: #fff;( `5 k, B5 D; h8 M2 K
- padding: 1em;( S5 E X" I" l. M) v. {
- cursor: pointer;, D& m5 X+ N5 d; e2 N: j6 q
- display: block;; R0 @$ s. E: l; v3 p, A9 Q- b0 S& v5 I
- margin: 0 auto 1em;
2 k1 Q5 g5 d8 Q5 t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ J5 W/ P7 @2 R( ]% n9 Z
- border-radius: 4px;5 P( a X4 S# _- D
- }
1 ?$ |9 Q q% G5 y$ v" A - .toggle-label:after {
( }8 x$ {9 W, u# Y: u U/ | - color: #ED3E44;! Z) {* l# E# {# n9 }0 z
- content: "+";
6 D, u7 C- G0 k" ` - float: right;
4 `/ g' C! Q; E% @# v3 W - font-weight: bold;
i! a1 S1 ]$ \5 }9 ~7 f - }
# o) `9 W% |0 P/ y7 ] - .toggle-content {
. n: E, D: {- ~' s - color: #B0B3C2;* \/ j9 g$ p: h: v8 n
- font-family: monospace;+ Q; s3 C+ t8 o
- font-size: 16px;- v4 ^5 Q% E" c; {; V* ^7 c
- margin-bottom: 1.5em;
: K" e+ H! y+ R9 Z - padding: 1em;
4 B" g) ^0 d0 | - }% f% x f8 C3 v4 K: J, K
- .toggle-input {
; X, A% }# ~7 _$ T( P& I6 \+ G - display: none;7 ]7 L4 I% a/ u0 z7 `1 x
- }
]6 {3 F& J4 w; B) a/ m3 t - .toggle-input:not(checked) ~ .toggle-content {
6 k2 S9 {- Z. u6 W2 s1 y& f - display: none;3 N" C8 k2 a6 b$ Y% }
- }5 M3 h0 a1 G9 b0 _$ s9 @
- .toggle-input:checked ~ .toggle-content {
4 K0 Q3 r$ X) } M" T: l9 u - display: block;6 E- M: |4 M* j5 D& n" E
- }
* V7 r% R+ F0 P# n6 `: Q! {! s - .toggle-input:checked ~ .toggle-label:after {3 b1 b- `+ l8 X1 F1 H
- content: "-";
& S. g4 L. b/ M* h2 y* e - }
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