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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!">
7 B5 ]9 s# K' p, `" q - Label for your tooltip
* N7 p, ]' A6 X( h5 I* N: l( u" M - </span>
复制代码CSS代码: - .tooltip-toggle {8 Q2 {7 Y ~, q( k+ T
- cursor: pointer;% L6 ^0 C1 Q2 Z8 c* T0 R3 C, z
- position: relative;
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: |' k; F% O" X+ T' L4 n6 \ - .tooltip-toggle svg {2 y/ f$ N8 h. U6 Y- ~
- height: 18px; K7 a+ n$ t Q- R1 g% k
- width: 18px;
2 n; ^, s+ k9 p3 ~+ _% X - padding-right: 0.5rem;
+ C b& f* |" f: j - }
# u* ~) `. f3 H+ D, W; k$ } - .tooltip-toggle::before {0 g! C3 P. n9 b3 ~
- position: absolute;! g. P* o- L- i
- top: -80px;
1 n) J; Q1 D( j2 y' S% C( c - left: -80px;1 m/ b5 z; M1 S# {/ `/ Q2 D1 \# i
- background-color: #2B222A;
' x" h7 M8 ^+ J+ d - border-radius: 5px;' c8 w" l, a- o( Q
- color: #fff;* w# j! Y$ |' B% b
- content: attr(data-tooltip);
* G% e; {# @- v! y - padding: 1rem;
; f+ q9 v9 X( i1 ?% c) h0 t9 V! j# E - text-transform: none;- }% F s1 m: M
- -webkit-transition: all 0.5s ease;3 i& x0 W" n/ X' J
- transition: all 0.5s ease;
8 P+ Z) C! i& n) Y/ u- O - width: 160px;: i* ?" h' v8 q, s) x$ g3 {
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- .tooltip-toggle::after {; a8 e# d) G2 C5 i$ {
- position: absolute;
) ]+ z9 L- A, p7 \- f - top: -12px;
( `" i* K! n; Q/ e- J - left: 9px;
n7 K% p# i5 }- N - border-left: 5px solid transparent;
7 X5 r& `9 @; Q& d. ` y8 S* J - border-right: 5px solid transparent;
& s* [1 N8 R* C1 D - border-top: 5px solid #2B222A;+ t8 W% ~$ G3 C. ]+ Q0 n# ^
- content: " ";; Z7 L3 n" A2 q0 c- L9 T# N
- font-size: 0;
9 o+ Y! S; {9 l1 C. u3 ~ - line-height: 0;( K6 Q* K$ I x0 w
- margin-left: -5px;& @0 F8 Z9 F/ R9 G, M5 Q8 h
- width: 0;% d0 M" k8 A, n: n7 D
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- .tooltip-toggle::before, .tooltip-toggle::after {' T) {: B' O' Q/ Q- g
- color: #efefef;
@' E+ A/ M$ ?3 ?& t - font-family: monospace;
" s# r, a% S) ^8 ]4 s; [ - font-size: 16px;( }" U" B* T6 D$ J
- opacity: 0;# \/ J7 U: Z9 Y5 y: @
- pointer-events: none;! Y, c$ s7 J6 o. ~9 b
- text-align: center;! N" E7 b. y$ b' v X
- }
1 E" x/ n( g* l/ k# \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 Y( G5 D) n% r1 A* ^- D7 b
- opacity: 1;4 h# I2 k; {! j( G, l
- -webkit-transition: all 0.75s ease;; L* u. O& e% U9 b
- transition: all 0.75s ease;7 t4 d8 h# a3 `* m/ u! i: Y
- }
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">
, Z5 r- G! Y( T9 E$ m3 D- j - <ul class="nav-items">
[" b/ _/ ]& r5 |7 e2 R - <!-- Navigation -->! _$ P" P6 ]" K0 {( z' y
- <li class="nav-item"><a href="#">Home</a></li>/ h9 p9 W2 [+ w. S$ r# z
- <li class="nav-item"><a href="#">About</a></li>
+ a. G- _, H! N; U, |) { - <li class="nav-item"><a href="#">Contact</a></li>( L% c% L/ G# Q+ t/ y
- <!-- Dropdown menu -->5 i" t$ f4 w! e& `" m" U
- <li class="nav-item nav-item-dropdown">3 k: U, ?/ O% w' K8 {: o
- <a class="dropdown-trigger" href="#">Settings</a>6 P" k" W& h7 a5 T5 j
- <ul class="dropdown-menu">/ S% Q6 b% {! [$ `5 R0 i9 A
- <li class="dropdown-menu-item">, n+ T) d! g- m5 p% E# P8 f& E
- <a href="#">Dropdown Item 1</a>% I( S! J( c4 i* {- ~4 t( ?5 w
- </li>
& z3 v o, ?( [) r - <li class="dropdown-menu-item">
4 c$ @0 n, B2 I" T1 ?' y8 ]& u - <a href="#">Dropdown Item 2</a>" m4 V' n* ^) M9 \- Z. ]- C, J
- </li>
1 L# }% O# h9 K. V) C* ? - <li class="dropdown-menu-item">
- _' c5 X( U9 j; B - <a href="#">Dropdown Item 3</a>/ F* r8 H( k: l2 J! Y
- </li>
1 `/ `. u* r+ ?7 M' P* g# H+ B - </ul>
) d* U8 ?5 w! f - </li>
4 R( e% S8 a8 Z& V& A - </ul>' E3 Z* a9 a6 H( F* D/ X( F
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% j0 r X8 ?* b; D- H N/ Q4 p. A, g - background-color: #fff;! E6 a4 Y) D6 m1 g0 k
- border-radius: 4px;, i, F- N" F/ ~% z6 N h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) L1 w0 Z/ ?3 y
- padding: 1em;
% ?. E8 }6 r1 d - border: 1px solid #eee;
+ P9 Q% Z- B' ^7 t - display: block;
. B3 s, x2 F; r, y - max-width: 400px;/ Z5 O# ?) J9 v1 L* h; f. B f. {
- margin: 0 auto;: I6 W3 D& ?* [8 E0 s
- text-align: center;4 i% x! O% c+ I/ P& \7 a! m
- }- ^3 L* u) d) B$ ?
- ul,7 b C8 F; n/ t. e3 @% j. t' E# g
- li {
* E) s! Q% P6 k. V) b - list-style: none;
* `2 g, s. i6 @. E s, I2 |0 ~ - -webkit-padding-start: 0;( i j0 c" k$ }0 E6 p( }
- }" a' @$ q* Z$ l3 \( ?
- a {
5 u& u) A; Y( I& ]; B4 m4 d - text-decoration: none;
+ s; y# u ^0 l' Z4 j& h - color: #ED3E44;
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- .nav-item {( @5 n5 x# L/ j9 f8 x5 q2 d
- padding: 1em;3 k. u' o8 a h
- display: inline;
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! r% g, h% K! F. ^: {) [- Y - .nav-item-dropdown {/ B& t* p& d8 T; v1 v
- position: relative;" E4 }- k8 y! T6 S
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- .nav-item-dropdown:hover > .dropdown-menu {
- U( V z7 A! z. X2 h - display: block;
n) S5 K2 z4 ~( j - opacity: 1;
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# f' q5 r. o* d+ b) B; C, Z5 ^ - .dropdown-trigger {
4 L6 w, y5 @' g3 W - position: relative;" y' N& U& A+ Q$ S" l! a4 u
- }
( e# m& z5 I$ v' S$ B& j9 ] - .dropdown-trigger:focus + .dropdown-menu {$ `+ u0 I; j& _& O
- display: block;
! j5 x, _6 m7 r! U4 J& u+ L - opacity: 1;" l7 M5 O6 U* _; s y( |- c
- }
" [* N( X. C1 }: y7 p - .dropdown-trigger::after {# g# s- g, [0 }5 D" z9 S4 M
- content: "›";
- d1 L; I" o5 m' W0 b# X2 U" w3 { - position: absolute;
! L: d6 M3 W3 d3 v) o( B4 h% L - color: #ED3E44;) w6 U4 W0 L8 m# }; W$ Y1 U6 `
- font-size: 24px;4 T& u0 H# y+ ]0 Q
- font-weight: bold;: f) c6 @+ [; y$ n) T
- -webkit-transform: rotate(90deg);
# S! o4 d6 f, G. d7 q - transform: rotate(90deg);: ^ {4 p9 _) \* k
- top: -5px;' ?9 ^ o& n f' Q5 r; a2 T
- right: -15px;& `( I G b: z. H+ @1 k
- }! o* l: d) v W% S
- .dropdown-menu {
: a$ Q8 z5 Y: _# r7 l, R* L - background-color: #ED3E44;
8 b }; H: ?9 ?: D& f - display: inline-block;5 R# r8 R( H+ Y# w& k) m# H
- text-align: right;( c! ] A; D( C: E" }$ ~
- position: absolute;
: w# ^& c+ s4 }& v" c& f2 ~' @ - top: 2.5rem;2 _ \) |' A2 }! F2 ]* u
- right: -10px;3 q' s- A" s9 e/ u' ]+ G: S
- display: none;& g) i% L) g' f) |
- opacity: 0;- v" @+ s& ~5 x3 [" O4 J' h( V
- -webkit-transition: opacity 0.5s ease;
4 l/ o) n6 Q$ s6 d" L7 J+ p8 w - transition: opacity 0.5s ease; d4 v5 W7 X J8 n2 i& z/ c
- width: 160px;
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- .dropdown-menu a {
# T2 L* B0 d) _( m9 v/ Y) V - color: #fff;
8 T4 M3 o4 j+ S! u5 ~8 h4 j$ P - }
- h7 O& V; E3 y. s* g; I - .dropdown-menu-item {8 p2 l3 X& A" n6 \7 E' d9 @
- cursor: pointer;0 H7 Y6 ~, @/ D1 Z6 R( A
- padding: 1em;5 K- C7 B$ P! K- e6 s6 C4 s
- text-align: center;
Y* U" f- Z% T5 i4 Q" ]: \- z - }3 ?- Z' }$ @& r7 s, C1 [
- .dropdown-menu-item:hover {
4 r1 r; P' P4 o4 {/ o) t - background-color: #eb272d;. s1 Z; \% f( K0 |. [5 r9 H* J
- }
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+ }0 N) E9 a7 x/ D l5 y* X1 i可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 Y! c5 c$ g5 J f8 ]7 H - <!-- Checkbox toggle -->) L- q7 F/ c9 \
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, [& I* d+ j% u3 Y4 q& ] - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 h; i. b4 ^+ Z) D( `: P& P
- <!-- Content to toggle from www.mfbuluo.com-->. {. B3 Y; o2 _8 G/ R4 b
- <div role="toggle" class="toggle-content">( Q1 x* g$ N. t6 i/ \% G
- BA-NA-NA-NA!
% y* D, s0 D7 x2 K, g# T E - </div>
8 H& |1 ]* X" ]2 Z( ?' g3 U/ m - </div>
复制代码CSS代码内容如下: - .toggle {
8 J+ R8 z e2 f* h - margin: 0 auto;* g w( Y: K2 p1 T {# p+ P! @
- max-width: 400px;6 v& `" x' z! j" ^2 l' a; J
- }: v2 q& F6 P) W
- .toggle-label {: a5 U4 ]- l1 ?% ]8 P
- font-size: 16px;
$ G6 B8 g* w+ I9 i: ~0 ]- B/ J - background: #fff;, `# z9 }# F; K9 p: j
- padding: 1em;+ J- G/ Y9 A" h3 s7 _
- cursor: pointer;
# ]' X' x; G* u) d2 P! ?& D - display: block;% a4 _9 p& j$ K) K! {' ]4 r5 Y
- margin: 0 auto 1em;$ |+ i# y. u, w$ I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 c# |% n5 m* j0 i - border-radius: 4px;
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- .toggle-label:after {8 S/ n2 e {9 J$ ]9 g
- color: #ED3E44;, Q) n3 M) ?. S. A! G+ ]% X4 H
- content: "+";
1 L0 N/ ]! Y( P - float: right;3 ~$ G6 r, f( B9 J
- font-weight: bold;
% Q+ Q+ L+ ]3 @8 r5 W t! `' F% u - }
/ |1 X" P/ ~2 X h' q - .toggle-content {
}8 o; M/ P Z$ A4 Z: T% t - color: #B0B3C2;
* y. Z3 S R3 G- i9 K% d' G6 p - font-family: monospace;
0 p2 E, @$ _, { - font-size: 16px;+ g3 n/ [! B+ _* D
- margin-bottom: 1.5em;
) y8 N1 u$ @7 W - padding: 1em;+ ?* [( ^6 O, s% J
- }" _. M b: P9 h0 f$ B9 ~& t
- .toggle-input {
& F f; ]0 N7 g# h6 v! ] - display: none;
0 Q8 s6 g, C' L2 ] - }9 E0 H/ A5 v# J8 S% }! O% F
- .toggle-input:not(checked) ~ .toggle-content { X0 x4 k6 {6 u' M/ |% C
- display: none;6 H% H) y0 F2 l) E% v9 J
- }: W0 v3 I1 k0 M& a
- .toggle-input:checked ~ .toggle-content {
2 N0 A% M4 G5 h3 i* Y) h: } - display: block;8 T5 T& Q1 c. Q! R. w. ^
- }
' J. \( I6 s5 L- }: p3 D5 d7 b5 X- _ - .toggle-input:checked ~ .toggle-label:after {3 i2 Q3 d3 I" I6 E) b
- content: "-";7 G w: D7 p a: q* {/ \0 m7 w
- }
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