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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!">5 i+ R& ?$ Y" U% a
- Label for your tooltip
( d, D+ U/ m. h+ P, t: f' A; F - </span>
复制代码CSS代码: - .tooltip-toggle {' Y1 m1 Y; E) k6 h: E6 ~8 R
- cursor: pointer;
) j2 _9 A( y8 _; S4 { - position: relative;
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- [' g1 E$ e+ M2 W, g - .tooltip-toggle svg {
" E" a& p: E. A* n: C! J - height: 18px;
" g: d3 d% C6 l7 z) P% C - width: 18px;5 O6 z3 C, S* O, o
- padding-right: 0.5rem;
9 h% D5 Q7 ^6 f8 g - }
8 Y* O: Y0 J4 Z! Q8 w - .tooltip-toggle::before {
! X+ k3 v# T: r' k6 S% Y. f, s9 ~ - position: absolute;
' s0 J6 ^. B( g: h m0 J - top: -80px;9 v) E8 P2 a4 o0 O) {, m- G
- left: -80px;8 s* ~/ s( @) h/ ^# O
- background-color: #2B222A;
2 i3 L& ~ |5 X& `& r5 {% ], U - border-radius: 5px;# c! E. c0 N, b' Q. ]! _2 e, @
- color: #fff;
0 x, K6 Z( c+ I; S R' ^( u - content: attr(data-tooltip);
u/ y5 l; H! B( }' [% O - padding: 1rem;
m1 T9 U: z9 @" y$ B - text-transform: none;; r9 _7 I5 U, Y4 }& Z* }# s3 e
- -webkit-transition: all 0.5s ease;1 B* a% w; C# V( ^3 v
- transition: all 0.5s ease;
3 k! l$ U3 c& Q. l - width: 160px;/ o& m* `5 ]1 q( f9 l* Y0 E" a
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- .tooltip-toggle::after {
1 d$ c, i' U- w4 P4 T/ a - position: absolute;
, o. C4 }% f9 K ~ - top: -12px;3 Q" V- |) }: u v
- left: 9px;/ U h& t7 D& b! Z/ n
- border-left: 5px solid transparent;
9 M8 L3 g7 b! Q _, P - border-right: 5px solid transparent;4 d3 C) S* Z# I" |* u$ X- r* `
- border-top: 5px solid #2B222A;
; V. e8 Q5 a( _3 d; |8 } - content: " ";) C# ]! [& R* b+ w' G
- font-size: 0;9 |, | x" ^2 W$ p N
- line-height: 0;/ c; G4 p7 R* O* L/ s9 a2 d @
- margin-left: -5px;
0 W2 M2 J" _& V% c+ B - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
$ y& d- B4 H$ [9 R# a9 j! b - color: #efefef;+ I3 J( d N; q
- font-family: monospace;
; k5 O' J0 q9 _ - font-size: 16px;: Q' A2 R5 U+ k; F' R
- opacity: 0;
* s/ f4 n3 D! T - pointer-events: none;
$ j- q$ L3 m: G( d5 c - text-align: center;9 V% `6 ~0 K; [
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, m+ k; O8 x0 q( c1 J5 ]: e" K
- opacity: 1;4 ?' U c8 v6 {- d
- -webkit-transition: all 0.75s ease;
8 a( C+ Z7 M* x- O& v0 J - transition: all 0.75s ease;3 `2 f6 z* t' O2 e
- }
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">
& U. t8 E7 j0 o M8 \: m& a- @ - <ul class="nav-items">' ^1 e1 {8 T( Q
- <!-- Navigation -->$ q- x( q' D6 m" Y2 Q" I6 \7 e
- <li class="nav-item"><a href="#">Home</a></li>
' f& N3 N& ^$ H7 J$ w3 r - <li class="nav-item"><a href="#">About</a></li>: q7 V$ s7 p$ u4 N# b+ ~
- <li class="nav-item"><a href="#">Contact</a></li>0 a; a; P+ b* j2 e" R% N; `
- <!-- Dropdown menu -->
: ?+ [+ b* T. ^2 c9 f$ B3 F - <li class="nav-item nav-item-dropdown">6 T4 _/ U4 c; V- v
- <a class="dropdown-trigger" href="#">Settings</a>
% u* N2 O* m/ f' Y1 B9 b2 U0 l3 | - <ul class="dropdown-menu">
+ a( [4 K2 b* w7 f0 s' R - <li class="dropdown-menu-item">4 y' W9 W5 m& C+ z$ G+ b0 n6 ~
- <a href="#">Dropdown Item 1</a>7 T! Z" B& T+ J6 ?
- </li>
0 J" U0 y2 K$ h h# ~: j - <li class="dropdown-menu-item">
_& q% Q6 g" `5 b# v - <a href="#">Dropdown Item 2</a>" O9 H4 F! d& z/ A/ B
- </li>+ ?5 S. N1 ~8 A. @$ l6 C$ P8 Y4 K& p
- <li class="dropdown-menu-item">
1 z8 l, u2 J) o* `9 u6 |2 p5 P - <a href="#">Dropdown Item 3</a>% {4 _7 P6 Z5 O
- </li>. ?& m4 G0 ]" T m2 {( \
- </ul>
4 @. Y+ r9 h) Y) B& ` - </li>* C$ \+ q. o. C! D W
- </ul>
& S2 M6 \4 K, W, D - </div>
复制代码对应的CSS代码如下: - .nav-container {. r6 o3 a0 V% ? }+ h
- background-color: #fff;
8 h' _: M2 p# F1 c. v8 Q - border-radius: 4px;8 k7 d. S: E' T& L* Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' L i6 T+ z: g3 g: b& V5 G* @
- padding: 1em;
6 w0 i; `" ?$ s, p5 X' c& k - border: 1px solid #eee;7 Q! k# y7 b- K+ c4 V5 p) E# F- j
- display: block;
5 M5 K2 g1 k: [) \7 z3 P- W - max-width: 400px;8 e1 S2 \3 `" L& [4 W$ L
- margin: 0 auto;
$ ~* p, B8 b/ [! L' _) g& O. i8 ? - text-align: center;
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- ul,
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- list-style: none;; F1 Z& f$ D6 v2 ]& _; @
- -webkit-padding-start: 0;
; ^7 e- j" n& }/ s; v: x/ q - }
+ l' c4 I/ n6 B; _ J" m - a {
7 t$ N4 E# c2 d. U2 o1 s - text-decoration: none;
1 u+ t2 q2 ^2 j7 a6 D - color: #ED3E44;/ T2 u C3 G0 V5 w4 a
- }
; o& g2 F2 n1 J; f - .nav-item {( s- S/ r+ |' W- f7 b% R6 J
- padding: 1em;
+ k( E" T; U. {) C" S - display: inline;) P K1 v$ K) r$ @% T7 l
- }
o' J4 I+ B0 n/ a& Z9 @" U& ^ - .nav-item-dropdown {
- S! e( ^) S+ L" Y! Y - position: relative;) X. p# l0 T5 T; S- ~* w/ H0 h1 s* X
- }
7 x- O% i( S$ r! { - .nav-item-dropdown:hover > .dropdown-menu {. f1 @5 Q/ N" W8 K% I. O( S
- display: block; T* i; K9 a* q) k4 g0 b' d
- opacity: 1;" U6 a* c8 @. [* e j5 W" N
- }
0 U4 H3 P- {0 Z5 f( ~9 R% ~ - .dropdown-trigger {- V7 q( `" S5 J6 \6 o: |7 V
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {; l3 v1 e+ P6 ^
- display: block;" E5 e. E, t9 \0 H5 \
- opacity: 1;. T! {0 D4 S" y/ v" ^
- }
^( r/ e6 {' C$ e$ K - .dropdown-trigger::after {) H* ^% A; {$ C2 h. P
- content: "›";" @" ?! G$ H+ P. E1 k
- position: absolute;
( @: [. S1 ?4 l# L* Z' n! ^ - color: #ED3E44;
/ x6 x1 S; h% r8 p/ A9 t- l3 V5 R5 W - font-size: 24px;1 p+ Y" m# Y* c: b
- font-weight: bold;" ]- Q- E) R9 W, |- ^
- -webkit-transform: rotate(90deg);7 O7 Y3 u. Q5 x1 _) `4 q
- transform: rotate(90deg);
6 R) |+ v4 |# j0 k0 J0 z5 @ - top: -5px;
/ s9 R' Q' Y7 b* \8 V# ^* Y5 ~ - right: -15px;8 v: _0 E8 V+ R6 N8 ~: l* ^8 [
- }
& s$ j% j- x$ L; n7 E - .dropdown-menu {; N2 X( u" K/ N7 C
- background-color: #ED3E44;
! } g, C, q ]0 k9 g" a9 _. |# q+ T - display: inline-block;$ ~9 u: z) O4 U4 p4 b7 N$ ?0 |) u
- text-align: right;4 N8 j3 ~' a3 `9 H; j* E: D
- position: absolute; }" z, l# u2 _; [) b* [
- top: 2.5rem;5 |6 z7 o7 y1 }; V6 t
- right: -10px;( ^) i- d, e0 ]" o
- display: none;
_" s3 ]7 ?$ q( P! u3 e- @ - opacity: 0;
6 T e: m( T) J - -webkit-transition: opacity 0.5s ease;( j+ _0 H0 i' |* ~- O
- transition: opacity 0.5s ease;
9 s$ _3 |* c# p: c; D, ~# q( d% u - width: 160px;
! u$ `! k7 r6 f - }. Y, i/ j9 X! Z4 B: m+ ~' i( f
- .dropdown-menu a {) h! C% u; P1 D: e
- color: #fff;
4 l# E8 {+ P }' Z C - }
% r- B2 @8 m+ x( K) L - .dropdown-menu-item {
" G5 t6 @4 `2 H- x) @& ?4 w( Y - cursor: pointer;: W& G9 `" G( u0 J
- padding: 1em;, f1 v6 ~- L# H! w) Q3 V o. O$ a# S
- text-align: center;
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- .dropdown-menu-item:hover {) Y& F A" N3 ^9 n
- background-color: #eb272d;0 u2 {# v) r0 k1 @0 [4 r
- }
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# r6 m X$ Q8 _% ]# x. l可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- e: { }. c. _3 t - <!-- Checkbox toggle -->
$ `, A1 b( B1 ?, e9 X - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 w' v4 E5 I5 D2 A& p/ u9 n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' L& g; b* x: [+ C# z! N$ H
- <!-- Content to toggle from www.mfbuluo.com-->
* f( c8 g: o, d% j# H `/ Z5 u - <div role="toggle" class="toggle-content">; G2 J2 i, {! @9 x& t& N8 q8 Y
- BA-NA-NA-NA!+ s8 e, }3 p" E0 k
- </div>" C1 D% a7 V6 B5 \
- </div>
复制代码CSS代码内容如下: - .toggle {
" l5 n- n6 k% G, t - margin: 0 auto;
' H! L% g3 K! D! f2 \% q* T - max-width: 400px;
+ _7 n! ^+ \, N4 e& B - }
$ j9 l% C9 P$ Y( r; U - .toggle-label {) _ n+ h% _, B C, d, g
- font-size: 16px;
" ~8 u ~% G5 ]! | - background: #fff;. \7 l. Z) Q) P
- padding: 1em;
* A/ g5 K/ |# R& p/ A - cursor: pointer;
8 [0 N; R" Y& L' x - display: block;
/ O& ~" y& R) u& J - margin: 0 auto 1em;0 ]$ ~) w2 r: s: |4 a! t( c/ G" @9 k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 ?' w+ ^7 `& U, \' v - border-radius: 4px;
2 W3 t. r8 c3 ^6 [, W1 f, \ - }: {0 C0 N9 a- J9 ]. m6 n( H
- .toggle-label:after {
, t' e0 Q1 I: I0 R - color: #ED3E44;7 K: Q. j$ L$ D2 o% a' w3 _
- content: "+";$ C- O: h$ _) C% X0 a& g
- float: right;
# z( O4 f( L6 Y! C0 L. T - font-weight: bold;
1 I! W! b) a( s8 b% s/ j - }) u8 t) y1 d9 Y. Y
- .toggle-content {
. b% I9 }& O' K - color: #B0B3C2;
. y! x1 _) y' ?6 ^" J6 q" L$ p - font-family: monospace;
) ]7 i [2 R8 w- `3 A, g - font-size: 16px;4 A: A9 R6 F3 ` S
- margin-bottom: 1.5em;
" J, D3 o" V2 c/ n, v: J$ u - padding: 1em;+ m8 E. k! y- Y& W
- }/ T2 k7 O- m$ j5 G7 {2 q
- .toggle-input {
! G: N3 c/ R! G/ B c( i. w - display: none;. N1 Q9 l2 W, ?4 m' Y# E
- }
- F$ |: T* \/ R: \- @ - .toggle-input:not(checked) ~ .toggle-content {4 X& P1 ~- j' b5 b0 d
- display: none;0 q5 M1 ]* Q- ~: g; d
- }
* S5 D2 r9 q& d; P# P: T! m - .toggle-input:checked ~ .toggle-content {
- F; a7 w# @& |# Z! m9 k! `0 z+ V* ] - display: block;* z1 i1 V. K0 u0 s# c2 P: C* H
- }
& X: V1 p5 P; c. V7 u - .toggle-input:checked ~ .toggle-label:after {
; k! \' H2 R8 {( H7 M S% s - content: "-";
. u- R% s" g2 H8 g; g8 s - }
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