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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!">: k% D3 q5 y$ v( m9 V
- Label for your tooltip. G1 j! m3 ?' j, M; v0 b
- </span>
复制代码CSS代码: - .tooltip-toggle {! z. Q. D1 J/ v' j+ x' M6 ?
- cursor: pointer;
: u7 l- v/ n. n# B- D8 Y7 d - position: relative;
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- .tooltip-toggle svg {5 @4 n0 A/ \8 V3 r; T
- height: 18px;) S* [8 `) p* W0 r4 o8 S0 X& n5 g+ V
- width: 18px;6 E7 C* ?4 k. h* O. Q
- padding-right: 0.5rem;
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& ~- R$ v- I7 P/ P' q6 h8 [+ Z - .tooltip-toggle::before {
- S Y/ ~* t' @7 y - position: absolute;
8 B x, X( M* p- ]8 ] - top: -80px;
5 q1 V: X2 G" N/ ?4 L. B B( a - left: -80px;
9 {) f3 s9 `, F - background-color: #2B222A;
9 c3 ^: V* c$ ~( \ - border-radius: 5px;& _4 S8 V- ?. h) l: {
- color: #fff;
6 y+ ?* m( M$ @% R5 y0 b- B - content: attr(data-tooltip);0 B; M D5 U4 p" B/ J4 m" x
- padding: 1rem;
8 n- x2 x9 `# ]( k! L - text-transform: none;
% y" @2 o* z% g - -webkit-transition: all 0.5s ease;8 ` k5 R! \, ]1 E& @; a% o5 ]
- transition: all 0.5s ease;. _3 P- A' p- {) A9 g
- width: 160px;$ M9 d* k) C1 t7 n
- }
' d' e8 I* V7 Y; P - .tooltip-toggle::after {4 t C, m# I7 f2 O+ X- c7 f
- position: absolute;
+ J$ ^2 Q8 Z# S4 Z: k- a% v( ? - top: -12px;! c" K2 o# K& \2 R3 b* G1 J& {
- left: 9px;
$ J. d. |3 H/ A$ a - border-left: 5px solid transparent;5 }/ e0 U. ~! J$ q
- border-right: 5px solid transparent;8 w7 Y: N$ t8 _; F: A" F9 _! W
- border-top: 5px solid #2B222A;( Y- v9 A% T: V3 f8 Q% F/ s
- content: " ";
0 x7 {8 A+ d, T! }7 m7 P - font-size: 0;- i" h+ m' T/ l) t
- line-height: 0;# ~; |) K: j9 y4 N
- margin-left: -5px;
' s V: V* K8 l7 y - width: 0;
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5 d% z" Y3 G% T - .tooltip-toggle::before, .tooltip-toggle::after {- S' ~! e: h5 s2 t i0 C
- color: #efefef;) @% D: z: v9 Z8 O4 Q/ F, E, ]2 f7 k8 o x
- font-family: monospace;
/ X0 K" C( Z/ h+ g( H - font-size: 16px;
[9 F0 f( |' c! k% z - opacity: 0;
- A- I/ }- I O5 h3 C5 v - pointer-events: none;
; l" |9 ] A4 n3 O% J! v2 @0 u3 n - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. K9 T# l' i0 y' j( f7 x
- opacity: 1;
* l3 |1 b, ~* Y - -webkit-transition: all 0.75s ease;
( H( g9 H. i1 b; j% Y - transition: all 0.75s ease;
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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">
1 W/ g- c5 O% u% g - <ul class="nav-items">4 M9 l8 e8 }( {( `: K6 `5 i% ?
- <!-- Navigation -->
! W% g9 y& b9 {: E" e - <li class="nav-item"><a href="#">Home</a></li>9 [( D. T7 u3 ^9 `. d' m3 t
- <li class="nav-item"><a href="#">About</a></li>. b" ]- B% X; h; d' C
- <li class="nav-item"><a href="#">Contact</a></li>) V' ~7 K$ w+ b; M( O2 m9 N, {
- <!-- Dropdown menu -->
4 A6 {% R/ |! c/ j) m - <li class="nav-item nav-item-dropdown">
0 D3 Q0 x& z4 }1 _ - <a class="dropdown-trigger" href="#">Settings</a>: {, n2 r+ F: b7 Y/ K
- <ul class="dropdown-menu">
4 u8 A0 w& r' B - <li class="dropdown-menu-item">; ?( m$ v' Q5 D8 y' g
- <a href="#">Dropdown Item 1</a>. ^7 u& W6 v+ s0 }2 n
- </li># v; r. j A j. |5 y
- <li class="dropdown-menu-item">( i5 C' z2 D% ?) ?6 p
- <a href="#">Dropdown Item 2</a>1 A" V O3 k9 F" w( j$ f, g
- </li>3 {4 t" L7 T- p: b. a
- <li class="dropdown-menu-item">
! f5 G8 ~& [: ?5 \9 { - <a href="#">Dropdown Item 3</a>
" s0 G e. d+ }2 z - </li>
/ E/ h* W, O0 y# X+ a. y% y. | - </ul>
+ \' \+ I8 r' `3 e0 l/ a9 |$ Y( |7 h - </li>
. B7 e X5 E' X9 t: F: B: t/ t8 L - </ul>
) J0 X- k B c3 Z- P - </div>
复制代码对应的CSS代码如下: - .nav-container {
% F" e8 ?3 o( Z* h1 l - background-color: #fff;$ A- T9 a2 \ _2 ?
- border-radius: 4px;" [# n/ Y G$ P8 F- F' Y. K
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& |! [% S- Z$ T - padding: 1em;; Q- a( \* T# c% n4 \1 C+ {' V
- border: 1px solid #eee;* j: o3 q; N$ {; ]6 I5 l5 u
- display: block;( s" ?1 n6 `6 K1 Y, e" {
- max-width: 400px;
7 Q# L2 ^* Q/ X! ]! T) z9 @! M- _ - margin: 0 auto;
8 ?& b5 k9 ~! R' ~1 \9 d - text-align: center;' B9 E" L a2 h$ E# k9 }- \
- }# y2 o( ]" [7 n4 B- u
- ul,
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- list-style: none;
$ R% Y9 L+ H( M2 X/ M - -webkit-padding-start: 0;7 W) i, r! s* k7 y, \
- }
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- text-decoration: none;
: W" G0 \' V) ]3 i# v9 r1 R - color: #ED3E44;
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' P$ X& p4 S- m! L - .nav-item {, E. Z. b$ j3 O6 X3 w" C
- padding: 1em;
" j( R/ C& d f3 S - display: inline;
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- .nav-item-dropdown {
& ?4 x1 ?( `; N" H; [/ X7 ~ - position: relative; [' Y( a4 B- e9 ]+ C9 b- G
- }, j' i! J7 u4 ?3 |; L* ]
- .nav-item-dropdown:hover > .dropdown-menu {
' K9 v/ q) `4 W& i$ @9 G - display: block;0 d7 N8 g4 N0 m0 B
- opacity: 1;% j+ A1 Y" C. I# |
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- .dropdown-trigger {
, d" c8 q8 l8 D* g. A9 b - position: relative;9 U( ^; B- r; w" o6 `' `
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- .dropdown-trigger:focus + .dropdown-menu {
7 O: E L7 ?8 T% }5 X3 s6 v# {# V - display: block;
9 }, p. ?, x7 C/ h0 A& U) M - opacity: 1;8 c7 g& c y4 H1 \2 E
- }
) j" M! W" Z5 P- C! l - .dropdown-trigger::after {
D+ c5 M# ~" d9 V7 p9 h& y4 c - content: "›";
/ I4 W6 U# ~3 N- ^ - position: absolute;: f, z1 {2 @0 [6 t* S$ `, l O
- color: #ED3E44;1 |/ T |/ a$ ]& p6 ?% _
- font-size: 24px;
! K* J8 u4 V \ - font-weight: bold;5 F! @3 }7 k9 m: c% }- L& ^
- -webkit-transform: rotate(90deg);1 ^2 D/ M' B( T$ p+ _2 N) X
- transform: rotate(90deg);
: D t2 h; g- ^+ T* F - top: -5px;
0 w, i( ^: Y5 Z {1 y - right: -15px;
\$ c" q8 f; m& A' E - }; f) J% V9 a7 \
- .dropdown-menu {0 F/ o" L O7 l/ f; \3 s
- background-color: #ED3E44;
, Q. L, v. b8 X+ R - display: inline-block;
+ \4 {, O2 k' d$ k1 F) U - text-align: right;
0 D8 H5 I# J" l% q) \) ~1 l6 e - position: absolute;
. ^ M0 m Y1 {/ k7 I2 R$ F' l H: U - top: 2.5rem;
' V5 t! k1 Y1 D4 p6 a8 V; y - right: -10px;% b" ~% Q4 R; ?7 S( W
- display: none;6 \& O. D: ?& ~% f2 o* X2 C T
- opacity: 0;
' `6 m7 ~2 {8 T1 F1 Z - -webkit-transition: opacity 0.5s ease;) K4 u! s6 m5 \; }! L$ @# Y
- transition: opacity 0.5s ease;# G6 ^+ i# G: M! X' K
- width: 160px;
3 a4 U# e* T! Q. a0 H9 J - }
( u, v5 m& Z) l% ~0 A - .dropdown-menu a {
) L+ C4 Y8 A/ g: h# M* k) f( a9 I - color: #fff;
! s& u% \4 y, T7 c# K5 R - }- |. @- O; k: X T
- .dropdown-menu-item {! I& ~" Y ]$ C+ [, k# R
- cursor: pointer;
& u1 c3 t; W! C( N - padding: 1em;% X( ]2 B2 j2 v6 k
- text-align: center;
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- .dropdown-menu-item:hover {
- H$ ^. y( a! V! W* l; F - background-color: #eb272d;+ ]$ q/ `6 {: h/ r
- }
复制代码 , Z& U2 I. @( D& i
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
V Z/ @9 e/ p - <!-- Checkbox toggle -->& s# k- [6 \# [* w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 E1 G" r* |) |5 C. P Q. N8 M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 p8 Q6 o( u4 e$ B/ A6 Y7 m - <!-- Content to toggle from www.mfbuluo.com-->
& ^7 {7 N( b0 C/ K - <div role="toggle" class="toggle-content">4 V4 I% u, R: i4 j8 R4 W( N8 V a
- BA-NA-NA-NA!( a7 e6 V7 `7 j2 A' t& l1 k
- </div>
`, f+ X- O! \8 d3 b$ H+ g, @0 P [ - </div>
复制代码CSS代码内容如下: - .toggle {
1 b: m! r8 J2 W0 M9 V - margin: 0 auto;" O- I( \ G3 n" y9 o, n
- max-width: 400px;
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- .toggle-label {, g) u! O; Q7 ?7 v0 ?
- font-size: 16px;. Q4 Y% |5 f7 o; K. s5 q
- background: #fff;
# i2 { S# I1 j( o# Q7 L+ ^ - padding: 1em;
! d; x$ U, y( y3 P - cursor: pointer;8 I" |* j: M0 o) `7 r/ w- ^
- display: block;
9 j' B6 O& A, Y8 ]. m- g - margin: 0 auto 1em;9 l0 N' ]% B! C% z7 q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 _1 ?7 @$ C- O' B# c - border-radius: 4px;0 y* f w4 t! r0 n" ~9 i
- } e' F) W- k5 a. ]
- .toggle-label:after {
# d5 O9 \7 E8 K2 a4 m ?) [ - color: #ED3E44;
) Z# X2 L% y* C! `6 E - content: "+";
( b; X% V- N( R& y' G1 ]* T - float: right;: V' m$ p6 l: t' k* M! `; K
- font-weight: bold;
0 K+ V& {3 P+ @0 l! ? - }
( n# ~4 r) n( N( @+ n - .toggle-content {2 c$ [/ [! Y4 U3 a1 O
- color: #B0B3C2;
& q" O; P7 {6 G& w0 I O - font-family: monospace;
3 H- D/ a( `: \' r - font-size: 16px;. a. M" L, v! {7 [# O* t
- margin-bottom: 1.5em;. Q' J3 U3 `9 R' [2 }0 ~
- padding: 1em;' E& ]$ z9 E- a% Z! q
- }
0 g% Q. @8 ]% y3 }; ]: M - .toggle-input {
4 l9 u1 h9 T8 O - display: none;
. Y( S% l0 k) r) i - }$ [. E& T$ A* r( G1 O: N9 F# O7 N
- .toggle-input:not(checked) ~ .toggle-content {
8 M4 T+ s' ~* A& X4 s) A - display: none;
" b/ y" w j3 b! ` - }
% d, W+ `2 T- i) ? - .toggle-input:checked ~ .toggle-content {
( N5 Y# F5 ~% p8 \( s C( z( R* z. ?8 J - display: block;
3 {+ b0 U. u6 M ~" a8 s3 x - }
% a" U! _0 V0 B - .toggle-input:checked ~ .toggle-label:after {
d4 w: d# R! ^6 T- N - content: "-";
" D- J/ ?; u6 l( g* g" i - }
复制代码
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