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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 ?, n( y# S# S/ G
- Label for your tooltip2 R) c$ P; Q7 r5 `8 Y+ }
- </span>
复制代码CSS代码: - .tooltip-toggle {
( m8 ?0 c3 ]; e" V. f6 @. G$ k - cursor: pointer;
, ?3 l5 W, u* k - position: relative;
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- .tooltip-toggle svg {
: J. S, |4 A' u: ~0 g - height: 18px;
9 W3 a. \( o% r* }0 l: Q& ~5 O - width: 18px;: [) B: S0 r4 j$ M9 Z
- padding-right: 0.5rem;3 b( j" P+ u5 A5 I
- }$ j3 t3 e! Y, D7 H6 y h
- .tooltip-toggle::before {
+ E+ h2 b. T# f( N2 | - position: absolute;
, s4 f h4 f) l - top: -80px;9 m; N" @9 H* H+ Q K$ [/ S; O
- left: -80px;! M: G. H; ], C) H2 C; H" Q* g
- background-color: #2B222A;1 [2 @1 t, i) H
- border-radius: 5px;6 ]# n7 C. Q; m/ l
- color: #fff;0 p* l z# R( b4 U) y
- content: attr(data-tooltip);
* R9 d2 H) W2 V( }5 M7 R& P- b - padding: 1rem;
. q1 M* k L- F: k/ S8 m - text-transform: none;5 W% ^% V; q* l; a ]
- -webkit-transition: all 0.5s ease;* V6 U2 N( L1 W" o6 N
- transition: all 0.5s ease;. Z4 J* I9 w) E- w: B6 {
- width: 160px;
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2 c, P- G( Y/ V; f, T9 w - .tooltip-toggle::after {
+ _( b# ^+ ]* n" u+ z* L+ F4 A" |% s - position: absolute;
5 j+ S8 R) A ^ P - top: -12px;( p/ N2 `3 W, [7 P0 E6 L: N% E: s2 m" Z
- left: 9px;! Y9 a7 d, y& D- X5 ?/ S" o
- border-left: 5px solid transparent;8 a! N7 `* G5 V. k
- border-right: 5px solid transparent;# I% a% V( V/ W- L" R
- border-top: 5px solid #2B222A;
! g- L" I5 F7 s! B; ] - content: " ";" `# b5 e0 s- ?2 H
- font-size: 0;
! B4 ?: U2 `9 D* G& ]5 q" Z - line-height: 0;
; d* G& X' A9 T. U4 T( X4 [: k* D - margin-left: -5px;& [3 x0 E L4 t1 Z
- width: 0;4 F( ~7 a, S. q* d# W
- }
! | u) T- ]7 t4 q( j J/ Q - .tooltip-toggle::before, .tooltip-toggle::after {+ H% v5 {5 l$ h6 ?% {3 Q |. l
- color: #efefef;
9 Y3 g! N) ~5 M. B- {+ x; X6 u - font-family: monospace;% {& p3 K& j! F
- font-size: 16px;6 o+ ?/ J& Y9 p
- opacity: 0;
0 w% `# t) }# T( k, n& W - pointer-events: none;* \% N0 A# r, z3 Y* `) o
- text-align: center;* C- ?0 b& B3 W8 m) ]
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
?+ U1 V# x& z G- t% A7 x - opacity: 1;
& e f$ }5 n& B ~) o$ @ - -webkit-transition: all 0.75s ease;# ]; h' n1 j! @) _
- transition: all 0.75s ease;
! ]& c$ z' \' Q& W: ]# x - }
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">
6 D8 d6 x. o" L - <ul class="nav-items">: l8 E1 X4 K* R4 I4 B
- <!-- Navigation -->
( d8 g/ v/ S/ a4 h8 U2 C" p2 M - <li class="nav-item"><a href="#">Home</a></li>4 h, x: v6 U: S
- <li class="nav-item"><a href="#">About</a></li>. `$ v$ G+ ~1 p3 \+ G' o
- <li class="nav-item"><a href="#">Contact</a></li>. }) J3 [4 i1 D/ P
- <!-- Dropdown menu -->* }, e, ?( V E" m3 T
- <li class="nav-item nav-item-dropdown">
; _, s% q9 G; l - <a class="dropdown-trigger" href="#">Settings</a>
& A q6 f9 ]2 ]% L, b0 n - <ul class="dropdown-menu">
! | m$ F& G9 P- A9 Z+ Z4 G - <li class="dropdown-menu-item">) O1 Q. @9 P) A$ w, D. f5 H
- <a href="#">Dropdown Item 1</a>6 D9 E. I1 } Y7 `/ Y7 Z& Q
- </li>& a; ]2 ?/ Y% y" k6 Z( ^& t" L
- <li class="dropdown-menu-item">! e/ e% w" l3 ^6 X, P3 U/ q
- <a href="#">Dropdown Item 2</a>, k% v. u+ |2 ~1 q' j/ D
- </li>
3 ?, ]8 N5 V2 b: C9 ~ {6 B - <li class="dropdown-menu-item">
: A) @; u( |3 M% Z8 u2 b! y - <a href="#">Dropdown Item 3</a>2 D4 N; U. D" c4 x. Q& P' L& ^3 b
- </li>
! g3 \) {, M& |, L" S! a - </ul>; g0 a* d0 K: B4 F
- </li>
; \2 E7 x- A, z9 p5 D - </ul>8 [7 G! Z, o' J4 Y# E: y
- </div>
复制代码对应的CSS代码如下: - .nav-container {" t" ~ B- m0 v' h, p, E& P1 C0 t
- background-color: #fff;
1 Q4 f$ U5 O5 E" Y4 g - border-radius: 4px;& N: v& p; k7 h. o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 z u& Z1 E! P! m) A0 D: V3 t* m4 O - padding: 1em;
, _& j0 H, s( ]( v0 w. p" Z( d* ^ - border: 1px solid #eee;
4 {. ]( Z& X* Q8 D8 u7 C1 u6 \ - display: block;
# x/ ?8 H3 c- K$ w; K - max-width: 400px;
" G# |+ e+ G& b- o3 _, A: _$ r - margin: 0 auto;/ `$ r3 q$ ^3 z+ {! k( r' `- x
- text-align: center;
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- li {# \$ v# N: h! }0 @/ a* R
- list-style: none;9 N. r4 E% {% M" S
- -webkit-padding-start: 0;/ ` O- Z L7 e# }. b
- }
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- text-decoration: none;& h& T1 R5 z5 W/ u! _
- color: #ED3E44;% e. G- ?" e2 s
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- .nav-item {2 o, B. ]" C$ g( U8 P1 j" V
- padding: 1em;
' \, t) D9 z( g# ~ - display: inline;
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- .nav-item-dropdown {
3 n6 y2 t- B$ u6 R' c M - position: relative;" l4 ?/ z4 ^% g5 a
- }/ e g8 P6 p: P/ g l q) _
- .nav-item-dropdown:hover > .dropdown-menu {
$ x# w+ G, x: `( w$ { - display: block;
% h' r4 G8 j/ Y7 p. i, b9 T/ M/ Z- d - opacity: 1;
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- .dropdown-trigger {* i* t8 V6 U% \8 Z# C1 D# j4 ?
- position: relative;
' t) `$ o4 J5 }4 X$ t- k7 _ - }
d+ m3 ^# b( u7 Y2 w, e% Y - .dropdown-trigger:focus + .dropdown-menu {0 o, h: m7 R" ~; _
- display: block;
& R! q) Y7 ^8 T$ z# S: U. |5 y - opacity: 1;
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- .dropdown-trigger::after {
8 h# ? b- F6 S6 d9 d - content: "›";8 P: `! v3 |3 A
- position: absolute;
# I8 Z' p, M3 i7 {2 P/ i - color: #ED3E44;( F3 g; L; m, t! r% d+ j
- font-size: 24px;$ J3 H# T0 V; g, J% `% G4 H8 T7 r/ I) W
- font-weight: bold;
: o- F h2 b/ o - -webkit-transform: rotate(90deg);
6 f. W O) e, j; J - transform: rotate(90deg);
- i5 U6 b* [4 i# D) F4 F - top: -5px; Q2 g# m7 o: G' l+ D! W
- right: -15px;
& y4 e8 p" d3 y! e - }
' ~2 l8 C# t3 N: i o+ @) g0 A - .dropdown-menu {
- Z( V. X: ?. q - background-color: #ED3E44;
0 c: ]% M$ d; @ - display: inline-block;- Y5 X u' @5 L( ~ p) D
- text-align: right;. k9 b8 J; M5 S- ~& v5 m4 ~; S
- position: absolute;
8 V$ i- m' _$ y/ x( z - top: 2.5rem;
) K: n) D7 C. F/ F; O - right: -10px;
1 t' k( @6 A# Z0 A9 n6 I; w" L' Q - display: none;% E2 U7 X# K! @$ e9 s
- opacity: 0;, r3 h6 t# }. T( d( p9 C* A
- -webkit-transition: opacity 0.5s ease;; b- K6 K% G7 b1 g7 {: N
- transition: opacity 0.5s ease;; A& N. _$ ?# i ]( }
- width: 160px;2 \5 o0 \( w* Q
- }
+ G r& |4 g4 w - .dropdown-menu a {$ e! {- D4 W3 h; E P
- color: #fff; _4 N/ F" a* T8 j; S, ^9 ?7 P
- }
8 g9 `0 H" ^, i3 Q - .dropdown-menu-item {
* {. Z- }+ J& f, R5 [ - cursor: pointer;
7 n/ `# O3 M3 C8 K( ] - padding: 1em;8 A+ p. W4 Q. [" s* ]5 |
- text-align: center;# F4 Z) j: O" A: A
- }
" o. C& y0 m/ d8 [. ^ - .dropdown-menu-item:hover {
, x h) j; {" C4 |' Z7 v/ t - background-color: #eb272d;
+ J ^ a# ?) U - }
复制代码
1 a1 C3 I- C% j) y6 O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">% o' ~* V; \4 ?( R* [3 f* b
- <!-- Checkbox toggle -->
; ~5 y! u2 W7 M# g7 ] O - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; m ^/ _2 X) A. X5 M" f! Z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, N/ {3 s! C, {) A - <!-- Content to toggle from www.mfbuluo.com-->
3 o6 F( n! o$ O - <div role="toggle" class="toggle-content">
5 u( ^7 K2 C6 o( w6 O - BA-NA-NA-NA!% V$ V" n, k9 \" d
- </div>0 i8 X3 q% e' b$ @# h; \! k
- </div>
复制代码CSS代码内容如下: - .toggle {+ e- R' [5 A7 q5 ~" h
- margin: 0 auto;# `' q7 _2 Z/ o( c$ i) W* j
- max-width: 400px;
3 f6 `/ Y8 Z2 N w; n* n* ^ - }: ~3 U, h6 t n0 P9 v6 }
- .toggle-label {" P$ t; O0 h ~+ n, w& Z+ s6 }, W4 T
- font-size: 16px;
t! m& S6 ^$ |% E0 m, E - background: #fff;6 N# B2 y: ~# ?+ L. b: f) m1 r+ K
- padding: 1em;
4 q3 s# o. U2 L0 i) d$ P8 E# D n - cursor: pointer;! h1 L/ C: L% w8 v: ]
- display: block;& b* A, r5 U- g4 p
- margin: 0 auto 1em;' E. X7 S" x: m' _) W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 ^; O6 m- E7 [( m3 P - border-radius: 4px;7 X" D, o- l; y' b
- }
r7 ~2 }: L3 ]8 H- ^, \" X - .toggle-label:after {4 X0 o- _6 j4 t/ V6 q4 f" ^
- color: #ED3E44;# p" x7 ]( t8 s7 z9 A0 `/ ~) w; [
- content: "+";
8 H' \8 q4 v; F - float: right;
5 }6 M8 ^( p1 f, w$ }; [ - font-weight: bold;
- ~; n* U7 [$ Y9 ~( N8 L% V - }" P* g% P0 v$ S. w- V
- .toggle-content {. X; z- m+ V3 Z0 s
- color: #B0B3C2;2 X7 f* K) ?& c$ U2 j. B- _! |( H
- font-family: monospace;* p) }+ A1 i" c6 H! s; v
- font-size: 16px;
0 Q- O$ w/ `9 M% |; n5 K* L1 T6 F - margin-bottom: 1.5em;* K/ _9 @, J+ V/ `
- padding: 1em;
|! J3 K- z9 s - }
+ L* `9 j$ q# L5 p - .toggle-input {$ E8 @2 \5 }$ z, R2 W/ y! L8 Q) E
- display: none;
9 n& `7 ?5 R" m+ E - }
4 q8 y9 N3 q# N( Q% ?& j3 I - .toggle-input:not(checked) ~ .toggle-content {! ^7 {' D/ o4 Q- F
- display: none;/ X* Q- I% o: W2 C$ L7 {$ v
- }# `/ l+ b- J3 j5 H" y
- .toggle-input:checked ~ .toggle-content {
5 E: }! s5 j: n7 e, m4 P y - display: block;* g* s4 V2 k: c/ v5 V
- }
! ~7 M3 S! C& p; n) ~3 G4 _ S - .toggle-input:checked ~ .toggle-label:after {# s6 h# A/ `- N9 M- k& F5 Q& e. k
- content: "-";
D: F: n0 F' ^, J - }
复制代码
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