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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!">/ Q/ _0 O! V( X7 t1 g5 T" I
- Label for your tooltip
( H5 z9 v" S* N1 \: X - </span>
复制代码CSS代码: - .tooltip-toggle {1 \$ F9 G \1 o
- cursor: pointer;- e2 f# O+ C k3 W# Z* u
- position: relative;; H6 C) v9 G3 w5 `' P
- }1 x4 o2 o$ T/ I r
- .tooltip-toggle svg {7 y% J3 g& J; G0 V
- height: 18px;$ w) V4 Y9 W: ~
- width: 18px;
. @/ n- U+ W& b P5 P+ U$ Y& @; A$ F; q - padding-right: 0.5rem; Y0 B u' U: w9 S& j& ~
- }, ~6 h; e2 S5 E9 [
- .tooltip-toggle::before {
5 c5 h5 d+ k- L/ L: y2 J) c F6 F - position: absolute;4 s7 \4 A0 ]7 ]5 e( ]
- top: -80px;
. @# t' H5 C4 A* [5 u: J: q5 z - left: -80px; V* O% k3 I% E" c( u5 G: w
- background-color: #2B222A;% R* ]/ C% f& l
- border-radius: 5px;% ^7 P; ^. q" y8 \6 W0 B& t: v
- color: #fff;
Z" G- M9 c3 b% e( m" l8 L7 } - content: attr(data-tooltip);
/ E& e; d- A K k _" Q5 k& b0 ?; a - padding: 1rem;( g% v" }" z/ K% X4 s) H
- text-transform: none;' ^. a, e. G, v8 D
- -webkit-transition: all 0.5s ease;
( y7 ~) M' N/ Y7 s8 p' Y b7 | - transition: all 0.5s ease;) w' U6 {' \& c2 d- w+ w
- width: 160px;$ P0 F+ b. s" |* i
- }. j! g% O0 b7 x8 s6 z& Q, i
- .tooltip-toggle::after {
, j1 i# }1 u I8 { - position: absolute;
0 u* L' A+ ^; k/ y- K+ R - top: -12px;% a$ n8 ]* M! P4 [1 G! ^6 \
- left: 9px;
: r$ B1 f$ N* F; y: U - border-left: 5px solid transparent;
( |2 ]! ~- q0 ~5 U) m! { - border-right: 5px solid transparent;
0 m8 I8 ]) {$ ]/ M; l - border-top: 5px solid #2B222A;
( u8 S3 g( |: Y( `% R& A - content: " ";
" ]% H2 T) x1 v1 D+ Y' ? - font-size: 0;
4 P7 d) }" ~9 m/ r5 W% Q8 a - line-height: 0;
: {% p6 H8 L7 g1 v8 O5 G+ P - margin-left: -5px;
$ E8 ~; }7 q. Y+ d: d. l3 i - width: 0;
8 J9 u, H V; P; l - }
2 n3 U* m% i6 f3 b) v' @ - .tooltip-toggle::before, .tooltip-toggle::after {
8 p4 c* S9 J5 [+ k' K1 d - color: #efefef;
7 r8 p7 K, S2 r - font-family: monospace;
c) q6 f+ Z# } - font-size: 16px;" [, h; x( N$ C9 }- O g
- opacity: 0;2 B( F9 H6 [" Z: d
- pointer-events: none;
% Q& x3 V' q3 J, B - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 m d! `7 `! N! x# |" o% S - opacity: 1;
- D) e3 z+ a K6 H/ k3 l+ `/ L - -webkit-transition: all 0.75s ease;
5 ?4 M8 C! ]' @) k3 l( ` - transition: all 0.75s ease;
\7 I% A% i$ K# o! F+ I- D7 b - }
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">
: w0 i6 y; p: X) {. Q: X - <ul class="nav-items">5 L/ P$ ?+ @$ Z6 q- a/ ^% I
- <!-- Navigation -->
7 M: ], h* |4 h0 P% J: f+ ] - <li class="nav-item"><a href="#">Home</a></li>9 J' i- K, S: w$ k+ i& R9 U
- <li class="nav-item"><a href="#">About</a></li>
: R$ k8 I5 G4 v4 @# u - <li class="nav-item"><a href="#">Contact</a></li>0 F4 q! L7 C' a/ p4 I
- <!-- Dropdown menu -->
' u+ S& R. Q% O8 c) o# n - <li class="nav-item nav-item-dropdown">
) V3 o$ c% D9 ?6 D - <a class="dropdown-trigger" href="#">Settings</a>( s/ j; S. V% k& G! J* x4 S/ n
- <ul class="dropdown-menu">9 k$ ], x7 p3 O/ h# E; A+ W- `
- <li class="dropdown-menu-item">- M7 S% Z9 h5 h4 M! `
- <a href="#">Dropdown Item 1</a>* t7 T, z& A# n
- </li>
6 x D& Z2 _5 D8 L! z, C! @ - <li class="dropdown-menu-item">$ N' b$ Q+ ?/ m/ G( I# G
- <a href="#">Dropdown Item 2</a>$ G1 l8 w3 E! |6 P I* b
- </li>: f: W& Z0 Q9 y5 U; v
- <li class="dropdown-menu-item">6 l) W( d. N* E7 ~- a
- <a href="#">Dropdown Item 3</a>
6 h9 x- a9 b- b( i; u7 @ - </li>( M0 J/ m$ m. o- {2 k+ g/ S
- </ul>' P* B. ]; c- v2 R& P
- </li>
* Z% Y( G) Q5 d# k2 b) i* q - </ul>
! x2 f$ a% y) {: D - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 ?! K) L/ l& r3 x2 \ - background-color: #fff;
. Y2 s* V3 v; w - border-radius: 4px;% e; K& _9 t8 f+ [8 E3 J6 D" B; f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ a$ S* _* S3 P2 O; k/ A - padding: 1em;: }/ }/ h9 |( O$ Y1 L/ r
- border: 1px solid #eee;
8 P4 ?8 Z7 X+ v$ _) U* q - display: block;
7 w/ @( n1 P) }6 g5 R# R - max-width: 400px;# e: k' l5 h; P R, H5 _
- margin: 0 auto;
! G/ }' @5 \; [2 ]9 u - text-align: center;: e- U: m8 X @
- }+ P5 _6 T) I1 K
- ul,
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- list-style: none;$ M! W7 f9 e( G3 q9 x2 c' Y( h) R
- -webkit-padding-start: 0;
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- a {
( S# w1 v- e4 ?. C9 A, v3 [ } - text-decoration: none;
1 O. b: f% C+ U - color: #ED3E44;
* f8 I- G4 G/ h7 J/ V d - }
, V X; T( ^$ N, d5 Y: o. v2 n* |4 H' a - .nav-item { N: V* |& ]8 |/ R7 \- [
- padding: 1em;+ A/ v% _$ m) m: i7 s. T
- display: inline;
: E/ w: i( w( Z/ y0 c* b* Y - }
, T* h) `5 z# z. S5 y4 z - .nav-item-dropdown {
: h6 X2 C1 S" R3 b) m3 D. D5 U. P - position: relative;8 l1 O% X/ V- `9 P e5 w5 n4 f
- }( d* ^/ E& H, l6 i& o& E- d. @+ K
- .nav-item-dropdown:hover > .dropdown-menu {
. W- T5 c, ]2 R9 u. I `7 X - display: block;
; L( }! O0 L9 C. Y3 S# e+ o - opacity: 1;
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- .dropdown-trigger {) z: Y6 y# [0 V
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {& |( e6 B; \! @, Y
- display: block;3 }9 \$ X4 Q* ^
- opacity: 1;( R. E0 E, P8 U9 ~: R
- }
7 @7 s& g4 M) s* I9 Z - .dropdown-trigger::after {8 Y5 Z1 I& C/ M! l
- content: "›";
( v) {4 K7 ^, Q1 g5 E/ T - position: absolute;" G+ g4 Q" N; T5 s/ w' W
- color: #ED3E44; I L3 {" Q& q* K- w& [, A& Q; L$ Z
- font-size: 24px;
' Q6 A6 C: S6 n9 t - font-weight: bold;( x. Y: ~6 ^! E( m3 c; j9 X& B7 G
- -webkit-transform: rotate(90deg);
' \% O( j5 g. F# Z1 N - transform: rotate(90deg);' O' }$ ?# k! c$ M3 f9 s" D
- top: -5px;6 m% Q1 `% J; E+ Y1 p+ L" U
- right: -15px;
0 T% h- g. v) {" E- e - }- K, w; U' y( K# c
- .dropdown-menu { D0 ~ X6 z( z+ V4 r
- background-color: #ED3E44;
! `# b/ G# W3 F( h - display: inline-block;; T% o" I2 K5 C# Q1 {% V
- text-align: right;
2 G( q, |8 G0 D+ H8 g - position: absolute;' D8 E C) E- {
- top: 2.5rem;/ W, c ` M4 M0 ]) @$ O
- right: -10px;$ d# R% B) z( g8 g' h
- display: none;1 h& r% k8 [( g
- opacity: 0;* m' n% e$ R- ?0 w0 {# [
- -webkit-transition: opacity 0.5s ease;9 x( t% I+ A9 C, |* [7 l
- transition: opacity 0.5s ease;
G# v) {/ o4 A5 D3 V - width: 160px;% t5 N: p; w* ?& d9 C
- }
8 {. u' u. B& w4 X- `, F - .dropdown-menu a {! V4 e/ _& a+ k0 B0 p0 D
- color: #fff;5 Q% g u; D7 y U
- }
, z) b1 i0 }# D - .dropdown-menu-item {& O) Z4 \* z+ T" L! y8 r# G
- cursor: pointer;9 H0 a/ b8 o6 @- b' G+ k& A1 [
- padding: 1em;
# p. Y3 s* q- T* } - text-align: center;
9 q1 |# G7 M. n6 H8 r8 I - }$ J( c, y. L4 v; N+ n5 y( V
- .dropdown-menu-item:hover {
2 C7 k* d h i; _0 Q - background-color: #eb272d;9 [. B( a, k% H T
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( t1 G/ {6 m2 p6 K. j5 \ T2 H - <!-- Checkbox toggle -->
5 I k6 {. f3 k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( |. U# n% {0 E" } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) K7 p. U+ M9 E2 L
- <!-- Content to toggle from www.mfbuluo.com-->0 j3 t |# g# @0 h
- <div role="toggle" class="toggle-content">
7 B* |/ \* \2 a - BA-NA-NA-NA!% o; S0 x5 o! R/ n2 f. n
- </div>3 B3 y- y; v5 o1 y' D: K9 A
- </div>
复制代码CSS代码内容如下: - .toggle {3 Z1 W9 ^/ y/ S! ^
- margin: 0 auto;
/ a% k8 t, T9 F+ E9 e - max-width: 400px;! Q/ W7 P8 h# q) U
- }# m$ f; G$ |& j! L# m
- .toggle-label {
$ p- W: V9 D, {! ` - font-size: 16px;
9 \" r6 i5 ^; H0 m# j; x - background: #fff;
) X6 e; t; ]* O7 _! h - padding: 1em;
2 [; V& e2 E5 c9 O - cursor: pointer;
8 H" p- l3 T- Q- S% n8 X - display: block;
9 q1 f/ E0 B4 o2 r1 d, m0 G - margin: 0 auto 1em;5 }* U- r+ P _2 D$ T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) V# g. K! Q$ ^% _" ~ - border-radius: 4px;' n, R3 m& V; t: o2 ]
- }# n ]7 A2 d, q/ F. F
- .toggle-label:after {0 _6 X3 e/ |: ^) z$ d- B8 V1 [
- color: #ED3E44;
7 s0 u; m- X: \& \: } - content: "+";2 J; k9 r1 H; ]. B. t) Q
- float: right;% b* f, n. @* ^) `
- font-weight: bold;
A# [# h0 C% l2 I) u - }" v+ A w: U1 b% u+ A( l
- .toggle-content {
; l( g7 L$ X1 K6 n' u* C: E* n - color: #B0B3C2; ]7 m9 \: `: q% `0 k2 B, {4 ?
- font-family: monospace;
2 \# @- K8 z- j. j, k) n - font-size: 16px;2 | [9 _% }, Q- F; [1 l( |
- margin-bottom: 1.5em;
; v& @& Z$ F, d7 x3 O2 ~& \" } - padding: 1em;
4 [8 I# D6 L7 M. n ]# M9 V - }
a4 a- o! n- w9 n) @' F - .toggle-input {- z- I U6 m/ u3 s" C- b
- display: none;9 s6 p& K* _, D2 O8 k
- }: f" X a$ r7 F) w) \7 H6 y+ N
- .toggle-input:not(checked) ~ .toggle-content {$ s. k6 T$ V( F( e2 m- w
- display: none;! }8 c; [$ |3 ` s* Q
- }1 M- D7 z3 ^1 @4 u/ r0 L/ ]
- .toggle-input:checked ~ .toggle-content {! |4 N8 x, g2 s' q2 G
- display: block;
0 Y' v) B/ f6 Q1 b0 y - }5 m1 ]8 P; x( x$ Y6 S4 R8 e7 @
- .toggle-input:checked ~ .toggle-label:after {4 j8 j2 N5 Y6 X& e
- content: "-";+ i5 O8 g3 }6 ?7 M3 h0 |* |
- }
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