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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!">
; M$ _1 U5 F# _% V+ U - Label for your tooltip
! v. E/ I, V3 F& j _ - </span>
复制代码CSS代码: - .tooltip-toggle {1 L/ x- ^. n' v Q
- cursor: pointer;, a2 f( t7 p& ^
- position: relative;. s# z- k" L6 R! \, u
- }
+ d* a2 L# M9 K4 R0 z$ K+ Y - .tooltip-toggle svg {8 D, W) }6 U% I" p0 i
- height: 18px;) }, z3 B9 `3 V0 ^5 s7 }1 |
- width: 18px;
$ |& Q1 h% s- k& @* \7 b% B. k - padding-right: 0.5rem;
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- .tooltip-toggle::before {% x- C( c) s7 A) ^* U+ @
- position: absolute;+ N1 ?$ @1 k, ^/ o* X( v% k
- top: -80px;3 `( k9 a; F. ^/ W- R/ _3 e# H
- left: -80px;/ V: m% S2 o N' C1 L
- background-color: #2B222A;
) a- W( `# r- F1 f: E# u; r# O- D' N - border-radius: 5px;8 A! r' B- ]& K5 W
- color: #fff;
: |5 ^. P0 [' E; R$ X - content: attr(data-tooltip); ^) W# s) k2 R* }
- padding: 1rem;
5 x4 N4 Y* d' w7 K! d - text-transform: none;* B- J* h! ?$ R2 B \
- -webkit-transition: all 0.5s ease;5 r. e# m+ W( F& E5 K' I/ B2 _: J
- transition: all 0.5s ease;
8 }" U( r, h- ]7 ]0 A$ F - width: 160px;
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! s) \. F4 S' F( D& ^ - .tooltip-toggle::after {
" V( t. c1 C4 Q/ ~6 x! P+ k8 Z - position: absolute;
N" n! b$ V' y, ` - top: -12px;5 A; o* p+ Z; V U/ Q
- left: 9px;# B- l7 i: w' L8 [
- border-left: 5px solid transparent;
; b7 S( a) p6 [+ }+ H - border-right: 5px solid transparent;
$ q% \ Z- t# L D S" K - border-top: 5px solid #2B222A;" Q G/ K( K+ U/ x h* m: W2 t
- content: " ";* T0 N# U, S3 \6 N0 o) S, D5 n
- font-size: 0;+ B2 B, X! x z' c# ?, G2 F
- line-height: 0;# v, Z& @7 q; S4 v; R1 d9 N( n! w
- margin-left: -5px;+ J5 K9 z) @" U2 a
- width: 0;% t7 q3 {8 H7 r2 \5 R# f
- }
8 C% {+ ~6 v2 e3 g' K9 e7 j - .tooltip-toggle::before, .tooltip-toggle::after {$ y5 c/ q4 Z7 Q* ]9 s2 i
- color: #efefef;
$ m( R( o/ S' T& J# C - font-family: monospace;( _ ?4 g1 V! J
- font-size: 16px;, |! a. H3 R) D' e1 R8 q5 a2 P
- opacity: 0;
% q. [: z: V. l! ^ - pointer-events: none;
7 N/ }. T* M4 K' Y# ?! J5 N: V - text-align: center;/ E* u( X" n; @/ m( V! ]
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! S3 \9 V8 m# E# B0 ]. M
- opacity: 1;. e" e! H6 O, X b2 S. u
- -webkit-transition: all 0.75s ease;* G) r1 X4 z5 F, K* p( [
- transition: all 0.75s ease;1 I _. {% b4 a8 `0 A: 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">: a+ W% b3 y/ D
- <ul class="nav-items">
' N" a8 n' {$ y' G - <!-- Navigation -->
# G0 ^; ?+ s$ F& ^' l8 X1 H- Z - <li class="nav-item"><a href="#">Home</a></li>$ j/ `- {, ^3 f+ p; q
- <li class="nav-item"><a href="#">About</a></li>
( j5 A* L- n& _' ^" k/ c4 ? - <li class="nav-item"><a href="#">Contact</a></li>& o0 P/ f7 T+ P1 Y: O0 w
- <!-- Dropdown menu -->
) M8 Y! c% i7 X - <li class="nav-item nav-item-dropdown">! G$ x8 `4 l# F2 ^" D( {
- <a class="dropdown-trigger" href="#">Settings</a>
X3 n6 {" A! g& y* ]( I9 B - <ul class="dropdown-menu">) v5 m+ x" L: U1 u* V* {2 \8 f
- <li class="dropdown-menu-item">
- P& @) X5 I. f* Z - <a href="#">Dropdown Item 1</a>3 n$ z" G# u* s, D ~; H" C
- </li>3 X; I) r/ @8 F3 P: D) W
- <li class="dropdown-menu-item">
% I0 }; f, T* h - <a href="#">Dropdown Item 2</a>
# f2 ^" Y l9 i) R1 O1 L - </li>
2 U6 G' P5 Y- t i+ r2 N) k - <li class="dropdown-menu-item"># B/ L1 j+ w. o. R4 X/ L
- <a href="#">Dropdown Item 3</a>
! h% G% `+ |9 v) v, v. A( m - </li>: q. Q6 l( [$ W$ N' P$ z; y
- </ul>
% j* j" O' }1 W$ F/ K. Z2 p - </li>
2 b1 B2 g. u. p7 l9 [ - </ul>7 ?/ g: ?. y3 c7 B# ~( n8 h
- </div>
复制代码对应的CSS代码如下: - .nav-container {
$ Z+ d9 z% `0 N/ p' a4 l& b. q - background-color: #fff;
3 `6 h4 v& N" h% G- T - border-radius: 4px;5 [8 q. c; h" z! [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 h J, t1 P6 `4 X( O
- padding: 1em;
& ~: s, m5 Y( f$ p+ w - border: 1px solid #eee;3 @$ H8 H/ q" Z ~' q
- display: block;* r* m% p/ g0 ^4 Q
- max-width: 400px;
- ]+ V; e) V5 q% C ], a - margin: 0 auto;' y* A4 K4 n1 h1 d' E
- text-align: center;& _) U R, V0 V ]
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- ul, U) ]( m& H9 E [) g
- li {9 l) p. I( |' x1 d3 c
- list-style: none;; Z$ K C8 E2 q6 E& F1 _3 F
- -webkit-padding-start: 0;+ a: `% P% Z7 J+ _
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- a {
$ T4 ]- a4 G9 l b$ X8 \+ \ - text-decoration: none;4 Q5 }+ U# L2 T: e0 b) s" N7 ~0 a
- color: #ED3E44;% }- _2 K9 b, L# `5 d. r
- }
% [8 A" P" K0 ^% u - .nav-item {; v/ n3 d, o. \ b( L$ a
- padding: 1em;
5 u4 O' O5 }7 y+ |0 \ - display: inline;
+ i G% o$ _2 Z* {" A, }% y - }
4 r, \: e4 `+ O9 r2 d6 g# t! q3 j9 V - .nav-item-dropdown {2 _3 @& g/ G$ `* l6 v
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
5 k. U2 S/ q8 P0 {3 e - display: block;
2 H, T3 C/ x# n; v7 r' e7 n - opacity: 1;$ s. h+ G( R' U' }' Z
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- .dropdown-trigger {
2 M$ X0 I- J3 @ p* t - position: relative;
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& t! I; @ u4 d1 c; x c8 ]6 }( U - .dropdown-trigger:focus + .dropdown-menu {% b3 D E2 \, M
- display: block;
3 W5 I* ]5 O; X: K2 d - opacity: 1;
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" q6 D5 M8 X; s6 h- @ - .dropdown-trigger::after {/ W& B1 L0 r& t% f
- content: "›";
, H1 {9 w9 D; @' q( X8 S - position: absolute;
! g* S: s/ D9 a: S7 J% j - color: #ED3E44;! N) E6 y3 e5 N
- font-size: 24px;( Z( c7 |8 r7 R! j/ t
- font-weight: bold;
$ I6 ^4 T' h* C I! }' J - -webkit-transform: rotate(90deg);
4 \+ ~8 X7 n' g9 C1 |: ?2 K/ W - transform: rotate(90deg);
U w1 F# y" O2 P; ^+ f, i% J+ t( J - top: -5px;
. `( o$ ~" N5 P O$ C$ s( s; Z - right: -15px;4 U* `* t, e- |
- }
* Y1 U, A3 M0 k7 p6 J - .dropdown-menu {, D& H8 s* [+ q' Z7 i
- background-color: #ED3E44;
. ~& Y8 h: _& O6 \' Q9 P' y9 P8 d - display: inline-block;' ~$ J& [" a7 g6 H; W
- text-align: right;6 {1 a+ t& i# `8 S
- position: absolute;
; U: K7 x+ Q, D, i - top: 2.5rem;5 c0 x" J: l9 {( }& K9 u* q
- right: -10px;
& O% s1 ~& }: @7 [ - display: none;: J9 [/ O6 E" u; ?' k
- opacity: 0;
2 `. _- |% C* W2 F) J - -webkit-transition: opacity 0.5s ease;
" R8 U; ^% h% H - transition: opacity 0.5s ease;
& c# @ J3 c8 e% x; s; T9 X - width: 160px;8 {$ k% z+ ]5 o) ?0 x
- }
. u9 e9 ^/ M. d& |% O- E7 m, T6 ] - .dropdown-menu a {
6 A- D1 d4 J1 D& l# T' O8 w8 D - color: #fff;
' x/ k2 s) P/ Z; J& A U0 L7 X - }: M) `9 F) a$ ?" j. x# n1 ]
- .dropdown-menu-item {
" z* A7 h$ U/ Y6 X0 N - cursor: pointer;9 ?# m: _9 W: {1 h5 A, T& p8 j
- padding: 1em;. D0 l% T" ?) Y
- text-align: center;. ?6 O" ^6 U; H- N* V1 t
- }
; G1 R5 t' ^) P# S$ b7 a - .dropdown-menu-item:hover {
9 v) C, T& I' ? z! B6 J5 W: u - background-color: #eb272d;9 l$ ]- [# w1 [! a+ W) C4 u/ n
- }
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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">
2 d1 S1 R6 u- x y& H9 { - <!-- Checkbox toggle -->
: ~( N! D/ w# a. t, E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 G! q0 Q" Q) O& z& A9 _- ^% U: O+ u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 a, [" \% Q6 K
- <!-- Content to toggle from www.mfbuluo.com-->
2 e1 W( t" b% @& c7 T' `! F2 K - <div role="toggle" class="toggle-content">
- E3 P- [. n7 y' ?& Q- D( J' l' V - BA-NA-NA-NA!
- u: y! ~1 B6 u - </div>
6 z; g& _% b* z6 c2 k% @7 \5 { - </div>
复制代码CSS代码内容如下: - .toggle {: j5 X1 i' p1 V$ T6 ~, S
- margin: 0 auto;
: a/ H4 Y2 b) g- t k% C - max-width: 400px;7 q+ i6 e& O1 u' Z* P4 l) J" o) e
- }# u8 M( a* E# v5 b
- .toggle-label {/ R, i5 ] ^# m5 T" |. x
- font-size: 16px;7 z1 L! {" A) ^ t; T
- background: #fff;& U/ [& i7 ?) c7 B0 @5 ^1 Z2 R
- padding: 1em;
7 d- @3 _& x# L5 b2 t - cursor: pointer;' o* k$ T0 P# P3 |5 y* W
- display: block;
$ e" {! X1 p1 @/ b - margin: 0 auto 1em;0 p7 k) V8 p- B- u3 R& A* w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 c3 h$ D9 y! p5 }2 @ - border-radius: 4px;
, w% R5 s& V: z. C* s1 V( V - }
! v# | V; u! e( d+ i+ V) U& n - .toggle-label:after {
$ P* G- a/ k* h f0 ~ - color: #ED3E44;
& l: B( G6 p1 I& ?# K3 G - content: "+";# L; J, h- o! V) R0 E Q
- float: right;
7 ^6 o/ { m5 W( O- W5 q - font-weight: bold;
. H3 s7 p1 |/ z1 ] G5 J" V) V - }
% P" L( U. X9 I1 M0 d! ^" m- C - .toggle-content {& ~- t; l1 _! j$ @" `' x. x6 o: ~
- color: #B0B3C2;
0 D% D. q7 n: W* T - font-family: monospace;
" ~- r' T7 u5 @1 t - font-size: 16px;2 c* w5 Y4 j/ n9 v' U( e
- margin-bottom: 1.5em;* w7 i' o1 o+ l. R6 g
- padding: 1em;
1 U% y3 c( X n4 D# c* g - }3 a. Z B# N; \, a, k# D7 U8 z
- .toggle-input {+ h5 ~& a/ }& _% e( }9 M% J7 S. g
- display: none;9 q3 i! [7 I( m
- }+ n; s$ g1 D9 h8 f
- .toggle-input:not(checked) ~ .toggle-content {
) S! k! W6 K' j8 g# A- h - display: none;
B$ H+ A5 n+ U" r! ~ - }4 y9 t" c; U$ w: b% x
- .toggle-input:checked ~ .toggle-content {' q* ^$ u5 n& F4 ?
- display: block;1 K- @7 ^4 ?" e5 {+ r; ~/ N
- }9 [2 T; w" A9 x' Y. \
- .toggle-input:checked ~ .toggle-label:after {; G" w$ E/ w0 z) e9 F: {& x
- content: "-";
; z% ^) `8 Q1 Z) {! S" s - }
复制代码 # p( A, Q$ t- p. l9 h9 m6 n5 l
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