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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!">! H# K1 G/ j+ X4 r3 `: m3 w9 `
- Label for your tooltip$ y! V( ~: c+ E
- </span>
复制代码CSS代码: - .tooltip-toggle {# a: \2 ~( n# H0 U1 f& B
- cursor: pointer;
% Q8 l. z2 }! s1 p. ~" |5 U - position: relative;+ g) G) y& j/ X1 {2 ~6 i
- }
?2 D' m* Z; m4 D' c - .tooltip-toggle svg { x6 R6 d6 X7 k9 Y
- height: 18px;
% i( A, z: v3 u# }; r - width: 18px;# }% R" U! N* K7 w
- padding-right: 0.5rem;
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- .tooltip-toggle::before {0 K4 ^6 ?0 x% G, h, n: @
- position: absolute;
9 K9 @7 B: i% | - top: -80px;! } m+ W7 F' g2 Q* F( _3 \ _- S; T
- left: -80px;7 ^1 p& W+ `& O' O
- background-color: #2B222A;
% }5 O, L& f+ Q7 W - border-radius: 5px;9 m$ d; [2 Y$ \6 o1 x* E+ @
- color: #fff;8 I7 P/ b4 r1 s
- content: attr(data-tooltip);" G7 K- {& i W* I
- padding: 1rem;
, [5 X, Z! h, o/ B - text-transform: none;" V0 i0 N4 G% H. ?& c! v
- -webkit-transition: all 0.5s ease;7 h( P9 C+ P, B
- transition: all 0.5s ease;- M0 T6 w. ]2 T, X: g
- width: 160px;: e" o: `6 h8 s+ Y
- }) T3 X9 |/ L8 Q0 q' f7 G: @1 G
- .tooltip-toggle::after {; E! n$ @0 a" Y4 V6 o1 V0 f) d% ]
- position: absolute;
z' x0 @- P. \9 s0 z, w - top: -12px;
! z# O2 j- }4 s* h2 ^ - left: 9px;
5 S: ?, O% `0 x - border-left: 5px solid transparent;& D2 f% V: ?3 ^1 M
- border-right: 5px solid transparent;
* L8 R9 t" O: b: h1 W - border-top: 5px solid #2B222A;
8 M! x0 a$ ^$ K8 z - content: " ";
8 P0 t6 K: O; T6 ]2 F - font-size: 0;
& F0 }3 E& ?6 x - line-height: 0;
# W- S# Q. g Z& t: \# n: r- \ - margin-left: -5px;
5 r( F3 C: x+ H9 V - width: 0;4 Q X/ \; f: Z6 ?8 U. u5 B
- }
! N/ {. u9 ?* ^" { - .tooltip-toggle::before, .tooltip-toggle::after {
; z6 e/ Q8 h1 G; j P6 S& _ - color: #efefef;1 a* x8 q: s/ K3 k6 Q
- font-family: monospace;. ~# r0 V0 J8 O
- font-size: 16px;3 D) p! u% I0 T# Z* a ~
- opacity: 0;5 i6 t* D) O& b" B" V7 ]
- pointer-events: none;3 v( m# i: g# }0 k3 R
- text-align: center;5 D0 T2 L4 s7 G
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 \- ?" ?1 ^# B; h' z - opacity: 1;( Q8 A6 w; P# ~1 }/ f- B- D
- -webkit-transition: all 0.75s ease;$ H; S6 j$ z0 J& i6 T
- transition: all 0.75s ease;5 K5 z# u) u; O/ d! q! _
- }
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">% g' p {! o7 H2 C9 S% v
- <ul class="nav-items">* t& c* |- E; l5 c9 }- g3 `
- <!-- Navigation -->& }' o; g2 u# A: Z! E
- <li class="nav-item"><a href="#">Home</a></li>+ k3 i- X% }5 Z) H- e
- <li class="nav-item"><a href="#">About</a></li>
$ F8 u8 D4 p) A G. ^ - <li class="nav-item"><a href="#">Contact</a></li>" I" Q% w$ f# q6 c. u# p7 y
- <!-- Dropdown menu -->6 m) p% x Z- M3 W
- <li class="nav-item nav-item-dropdown">% D: C9 A/ H$ Y2 C3 V+ c0 o
- <a class="dropdown-trigger" href="#">Settings</a>: \0 d5 g' D$ G' Q4 M/ ?6 P \
- <ul class="dropdown-menu">
% }( ]1 I( F3 p9 b, t9 m. Y% ] - <li class="dropdown-menu-item">
3 T0 w. _3 P6 v; K) X: M - <a href="#">Dropdown Item 1</a>
?0 N5 {# U6 M( o+ P) c" o - </li>
/ n( Q% T& r5 s - <li class="dropdown-menu-item">
1 @0 M; t* n2 \. E }) H% w7 L - <a href="#">Dropdown Item 2</a>
' C3 d/ y& ]3 W7 P. k! R$ ~5 x - </li>
$ x& a3 X/ \9 ~0 d) k- Q9 ~2 P- D - <li class="dropdown-menu-item">- V- y6 V9 k! D; T3 ^( d5 W5 P0 Q
- <a href="#">Dropdown Item 3</a>* ], h% t0 x3 A$ |
- </li>
+ u1 s8 K' P! c6 D' |" }( A* D - </ul>
+ H5 k- e3 [$ v' M - </li>
4 y) c8 {- k( t7 i - </ul>6 u" l0 [0 P5 i8 [$ y
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 q" O9 l; _% Y - background-color: #fff;* T1 x. ?2 c4 A9 V; f, k. \! {: |
- border-radius: 4px;
: [5 A5 ~7 x4 i5 O4 A) a9 X' ~/ K, N2 K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 f! p, p4 R d6 e% U3 I - padding: 1em;4 B9 o3 c' [% t( g
- border: 1px solid #eee;
+ r- c- s0 O* x - display: block;
: w, Y+ ~+ b/ B4 O; }! Y - max-width: 400px;
- _8 E* I7 u* b) S8 q- G8 i - margin: 0 auto;
9 `8 ]- _. D) s - text-align: center;
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- ul,
# I3 C5 N+ h% P- ?' s9 `$ K - li {
7 o5 s g1 f4 p: X0 ]8 q - list-style: none;
) e) ~0 _# `; c+ ~$ Z2 j - -webkit-padding-start: 0;
. a/ z$ `: R4 ^8 R$ M9 Q4 F+ Q) x; \ - }
2 k4 d4 Z a) V7 N6 F - a {
; C9 }2 Z7 L" U - text-decoration: none;
& n6 f$ W: L- l; r* I( c - color: #ED3E44;" v$ ~0 G* v) q+ U, @- Q* s
- }0 p; F! t2 H5 ~
- .nav-item {
9 E$ ^2 j! C! j8 c5 E' }$ ^% G6 G - padding: 1em;
: H$ L+ S! O% k$ j& D* }& w8 d - display: inline;% J/ W, y# X, Q7 a( Z
- }
! F* p+ L7 E* t - .nav-item-dropdown {
# s3 `* M* J8 ` - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
( \/ {. u3 F- c - display: block;
6 J/ {# a" N) [; Q - opacity: 1;0 x) i1 w1 l/ ]% f6 ^/ ?; I
- }+ J/ }/ H! A* i, Q
- .dropdown-trigger {
9 _: d) `7 a( a9 j - position: relative;! ^. \- M: E6 c8 y
- }
$ L1 S1 A. ~: v$ t$ k, T. ^# k - .dropdown-trigger:focus + .dropdown-menu {
( z: z, U+ A4 p - display: block;" t, A. N% q) J3 s6 }! B& `
- opacity: 1;
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- .dropdown-trigger::after {
7 O! J) i8 B$ B6 v7 M3 c( M - content: "›";
2 i% u9 q( R8 q$ p/ |9 S5 Y3 Q - position: absolute;3 ?( w u) C5 L3 y! t
- color: #ED3E44;9 ?! T s/ B; z" E/ \
- font-size: 24px;" l! t; e& j+ C- Z
- font-weight: bold;
9 O4 V: Y4 A3 L: O. T5 f% j - -webkit-transform: rotate(90deg);
! M& G T- D* V9 p2 e - transform: rotate(90deg);7 B" ?3 U4 g" b( A% ?
- top: -5px;
$ n- t! H: a8 y; K - right: -15px;
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- .dropdown-menu {
6 @- b* K- v' K8 V+ g6 ] - background-color: #ED3E44;
" j9 `; {$ {4 x - display: inline-block;, y+ a _+ ?6 P8 @6 L5 k
- text-align: right;) d# K1 h9 w$ J7 Z7 X
- position: absolute;
( n4 [2 ~6 Z& l- k0 B& b8 @ - top: 2.5rem;
a% n' r2 ~# d - right: -10px;" a: B+ _1 g% K( b
- display: none;5 H- V3 \2 a5 D+ B) I% s
- opacity: 0;
- y; C j& U6 K - -webkit-transition: opacity 0.5s ease;0 e2 s1 m) B# |) O8 C4 }6 V7 b
- transition: opacity 0.5s ease;; I" I# m% \# {; y8 S0 M7 y
- width: 160px;% l) ^1 T8 }* l) N! L* [8 B( |
- }5 Z- c: m0 F! ]& u3 h J
- .dropdown-menu a {
8 z) t; h5 r) ^" i - color: #fff;
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- .dropdown-menu-item {
% D0 F: y; n' G6 o - cursor: pointer;3 @& @* y; d6 s
- padding: 1em;
; A' o& F2 u9 \/ b - text-align: center;6 N& N, |: y9 e" L& z
- }) n3 n: O/ U% G! O/ ~; L2 Z
- .dropdown-menu-item:hover {
% P' [& K3 b. w ]# Y1 s - background-color: #eb272d;
6 `( Q5 E6 N* o/ v5 ?2 r - }
复制代码
0 i4 U7 H" o* b2 _+ X' C4 U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! p8 L9 v/ P/ t4 q5 ]1 N - <!-- Checkbox toggle -->
- ^- E' E; E" Q- Z1 S! S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 _0 A; @! n1 j) x" W - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" T/ f- @0 v ?6 Y - <!-- Content to toggle from www.mfbuluo.com-->
, `2 A3 K* |2 G! t1 y' o) Y6 I; E - <div role="toggle" class="toggle-content">* T. J# V, @8 R1 l
- BA-NA-NA-NA!
8 q- P! P- p4 C. ]! \ - </div>0 O: D, x& B8 P# i$ c$ z, n" j
- </div>
复制代码CSS代码内容如下: - .toggle {
7 ]% O+ A5 B' D# F7 d6 t0 g0 e( V - margin: 0 auto;
1 u4 `# u, S% E( V& x, X6 ] - max-width: 400px;
# a0 A( l7 r3 X# t1 a, L - }% [# a6 P+ ~: J0 i7 e
- .toggle-label {: w0 D% g7 T# [( \. J" J
- font-size: 16px;
* M+ X8 o0 {: h& V n6 i9 p - background: #fff;
! A4 Z5 g, t% R/ S4 N - padding: 1em;
/ ?$ z7 J5 U1 B1 _/ @2 h! J0 R - cursor: pointer;
v, ?& }( \. D2 H2 F/ L4 _ - display: block; k+ I; L1 c& E* r# C; T. V, i
- margin: 0 auto 1em;
( u+ ^0 r6 C/ Q! P1 v# k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ ^! E# f$ v" R+ ` - border-radius: 4px;
. b* d" M5 |* A! A4 d' ] - }
' d& l: y0 T: T, r. P - .toggle-label:after {+ }7 O4 Q" m$ f+ p
- color: #ED3E44;" b0 w1 U# r- X* j1 @
- content: "+";& X: f& _8 e2 d# f. \, v1 _& W2 a& L
- float: right;' j% p+ j5 M. w: Q# e# S
- font-weight: bold;: c. C4 |: \: O. [. `
- }$ V, q8 r: a- z& G
- .toggle-content {
! n( S# e ?* g8 F C/ \ ^. h - color: #B0B3C2;0 t* ?$ ^2 K# W* O/ z0 h
- font-family: monospace;
% P- C5 a5 t6 f" x/ t - font-size: 16px;& ~! H! d7 N. }, M) k4 l
- margin-bottom: 1.5em;
( A( Y% a9 \) R% w/ s% W6 { - padding: 1em;, G0 L. ], j- V. v0 [5 F) s; k' R1 M
- }
$ }) @1 V; u* |, C" I+ l0 g - .toggle-input {0 ]9 v: C2 |4 L8 P' i0 P
- display: none;" o( v) b6 S& d
- }1 x# ?. s5 l1 z8 M
- .toggle-input:not(checked) ~ .toggle-content {8 ^2 x+ L8 w8 C, y
- display: none;
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- .toggle-input:checked ~ .toggle-content {# _) T& p: R1 k# {& G
- display: block;" h2 Q- R% c8 x& a) `. f$ m- s
- }4 ?7 k4 E& g* k' Q% }
- .toggle-input:checked ~ .toggle-label:after {1 B8 ^ m2 E: p3 o! i0 G) i
- content: "-";/ j, H% O# v7 z- t! T8 d
- }
复制代码 / ~( w6 ` F4 y- [* o) i7 L
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