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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!">! ]( j) D2 G" \- z [9 s8 z4 }0 ^
- Label for your tooltip
2 f& }* C" Q1 q! ^9 E+ r4 Z - </span>
复制代码CSS代码: - .tooltip-toggle {
- b9 v4 j& F0 f, U( ~' P$ D - cursor: pointer;
. H- }. B( B d1 O+ K) |7 a ]( U - position: relative;) }3 k$ d9 t6 G$ f7 q" ~: Q# g
- }
/ N& \! L8 {, e2 ~ V7 u - .tooltip-toggle svg {9 Q: {6 a+ F8 X' O0 V
- height: 18px;$ G/ I9 c" d) }; W! Z4 o0 ]
- width: 18px;
# @( H* I- f1 i, h; V5 H/ R - padding-right: 0.5rem;3 C; U. f! m) T. Z {
- }
) F+ }7 j7 _) c0 i( l5 L+ Y - .tooltip-toggle::before {
, q c; O7 }, d5 g, q& I( ^# K& ] - position: absolute;- r- n+ w _0 Q( A5 z
- top: -80px;
5 G0 P9 E9 c. ]# ]* R. H - left: -80px;
. D% `6 L) s* J! F: Y1 W R3 I. ] - background-color: #2B222A;# G0 t$ V# K, P2 U/ s' c" x
- border-radius: 5px;5 U0 f0 P9 a% l% c6 g3 S) v5 T
- color: #fff;
/ q1 P. u0 b+ z9 J8 @- |: \2 f: D - content: attr(data-tooltip);
2 u |0 \$ }0 w( v* L! R - padding: 1rem;
$ y( b4 l4 q c7 p* z: [7 U - text-transform: none;
! \( U5 h( _1 c3 L" H7 Y" i - -webkit-transition: all 0.5s ease;" H: `" x7 C6 G0 ^. J/ g: |$ l
- transition: all 0.5s ease;
, A; P5 |; A1 {# f | - width: 160px;, k1 J8 A) T# j0 y1 n+ A, `
- }8 e# F6 \& ?& y4 Z1 A) T4 V4 t
- .tooltip-toggle::after {7 w7 P' k! m3 N. a- G, L& R! B# `
- position: absolute;! e* C/ d* z" i" b9 b4 } k
- top: -12px;* m* \! _- o* k' n/ G' j! Z F: J) u+ j
- left: 9px;8 e0 ~, C: c0 S6 `/ T" c: o
- border-left: 5px solid transparent;
0 i9 M, h& _$ g4 a - border-right: 5px solid transparent;
& i1 @, P( w5 m9 l! K - border-top: 5px solid #2B222A;
2 I; A& J2 r6 v - content: " ";
% d1 f# o2 P s" { - font-size: 0;
$ K# K9 s; }; r6 K7 h - line-height: 0;' R8 Y$ `% f0 Y% T. {* H' x
- margin-left: -5px; p4 [& q' {" {& J% U# m# Z* _
- width: 0;' N% J, ^+ x4 U5 T8 y
- }
" m7 k" R, j# ~% {& O6 f - .tooltip-toggle::before, .tooltip-toggle::after {
% A8 Z7 }; H0 F5 d - color: #efefef;
; q. y5 H) b. X7 n' J - font-family: monospace;! G& d. ?4 h W: r2 ]
- font-size: 16px;
' Y4 {4 U5 F* x" ^5 | - opacity: 0;3 X- J! O+ z4 j
- pointer-events: none;
, [! Z9 `$ d! j6 _1 f: D - text-align: center;2 g( Y: A, u0 Y4 K) }/ c
- }; Q1 h8 `$ m- I& ~; r
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' J9 l" R \* w2 _) I3 Y
- opacity: 1;
. B. N0 [/ ?. Q, t6 [- V - -webkit-transition: all 0.75s ease;/ ^8 I: l7 x$ K) E8 f
- transition: all 0.75s ease;7 b2 t, K6 X! k/ \+ \: ^
- }
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">
" B$ @; W x% \- o- I( U7 \* F - <ul class="nav-items">
. ^ v# \2 @' I i - <!-- Navigation -->/ J8 Z) ]4 ~& Y- R" [2 A R
- <li class="nav-item"><a href="#">Home</a></li>
$ x" G: o5 [) w% ` - <li class="nav-item"><a href="#">About</a></li>
o9 d( f( w1 \6 C( K - <li class="nav-item"><a href="#">Contact</a></li>
+ I% V* m/ W7 w- X - <!-- Dropdown menu -->
6 e3 z7 O( J/ z3 v" p B* U - <li class="nav-item nav-item-dropdown">: [% B- {$ |/ V# N3 R% S4 D
- <a class="dropdown-trigger" href="#">Settings</a>% m. s$ |+ g3 A' {4 o) x4 J. V$ Y
- <ul class="dropdown-menu">
' V2 b \' J! { - <li class="dropdown-menu-item">, D! n5 ?! u) {. z3 X' W
- <a href="#">Dropdown Item 1</a>
$ c% O5 ?/ E8 k1 x, A. w0 |: b - </li>4 G& _" F; Z) i, O
- <li class="dropdown-menu-item">
' U) Z3 P& V0 K - <a href="#">Dropdown Item 2</a>
6 g1 P: `. M6 o, F# F7 d! P- j - </li>/ [5 N$ V4 g1 i7 o: x
- <li class="dropdown-menu-item">4 I( y. C0 w# a( Q1 z% I* N
- <a href="#">Dropdown Item 3</a>
% ]2 c3 r, @1 C0 K0 V8 ]; h - </li>
% H3 H1 b0 o' {6 { - </ul>9 a. J0 {7 S( }; k8 o' O
- </li>
- y* ?- f" _" I) Q# v - </ul>
c0 `, _ X! C+ T+ k7 ?- R - </div>
复制代码对应的CSS代码如下: - .nav-container {. R4 B" M7 o7 F- U$ e* S' y; N( h
- background-color: #fff;
. _' y# X* U. ^' s9 W - border-radius: 4px;0 f6 C8 U o, x. Q' y y' X5 F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 f( |* Z# a) T5 b+ n
- padding: 1em;! A* H& a0 e0 \/ ?
- border: 1px solid #eee;
4 p4 j" |" `- i# u - display: block;3 }) s$ d7 s {$ {
- max-width: 400px;
5 ]: A8 @0 N2 {' u5 [ - margin: 0 auto;
- \0 x; V" W+ @( J% @6 A - text-align: center;
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- ul,
' O9 _7 c/ J; h' r/ n6 D - li {
8 P- j5 X' B* T( Z. ^8 t, X - list-style: none;1 V7 ~% o7 N5 G/ R- r, [* {& b
- -webkit-padding-start: 0;
- z) f/ Q% @% F& y0 M/ d - }
5 `, O, ]% z0 i/ b# l - a {
+ I/ S# Z! k# k! A - text-decoration: none;
# f( Q" G- ~7 K - color: #ED3E44;
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- .nav-item {
0 \/ v0 K/ S* a) f; R, A) Z - padding: 1em;7 f5 y8 M! H) H- l) q( P. o
- display: inline;' ^) l2 i: V' P# c
- }
! [3 v- D, p; X* d) ? - .nav-item-dropdown {1 P/ `# U& E# d1 g2 \( A
- position: relative;# e5 R# D9 f3 A4 v( \2 s* O5 j
- }
I* _: I8 P; g: { - .nav-item-dropdown:hover > .dropdown-menu {; E0 ~& ^2 w0 c
- display: block;; u$ L+ u2 r: V# a9 @
- opacity: 1;+ M! w& x4 a3 X0 z: f
- }
8 d+ ]( }' u" j# H6 L3 t9 Q% T6 i - .dropdown-trigger {
: P0 ]7 K3 I3 H - position: relative;: V8 y9 j5 ?7 j
- }
) I: X1 E) {. j1 } - .dropdown-trigger:focus + .dropdown-menu {1 @3 Q4 T7 l9 s3 J9 Z8 b
- display: block;
9 b- c3 v: M8 Z6 d - opacity: 1;
# ]( I( Y- D) y - }% K$ v! o' ]7 V% }$ j
- .dropdown-trigger::after {" _$ m) @0 Q& f4 z
- content: "›";' P `# V, w6 i' i$ v) S! K
- position: absolute;" ~: f1 B. Z' {: B( u% i
- color: #ED3E44;- |' u+ }* t5 G( t3 i% a
- font-size: 24px;
3 J" s |' y& E. Y7 M# q, y4 F1 g - font-weight: bold;
2 |8 }8 l6 K5 ?( [ - -webkit-transform: rotate(90deg);
) e1 z' A2 E0 U; k$ I; O - transform: rotate(90deg);5 Q' v/ \, J0 O9 w/ Q
- top: -5px;* o# ~8 j8 t u5 v- _
- right: -15px;
5 l6 B' I7 v0 Y1 d+ M2 ?2 O. Q - }- ~* c |2 W: N! o+ J( ^4 A4 G
- .dropdown-menu {% Y) | R( Z2 ~9 F9 A9 O% v0 [
- background-color: #ED3E44;
b* f+ W' \7 l# K: |( A - display: inline-block;
' Z9 X& A" R' H0 F( A% ` - text-align: right;% k; w0 J2 x0 p4 t$ a
- position: absolute;
, I3 k+ o1 R- c/ P* `' { - top: 2.5rem;
0 ]2 U- ~8 l: T( Y1 T - right: -10px;
; Z# Q; T% I; H* { - display: none;
+ r% s4 J# D' ?9 y7 L4 n6 D# z - opacity: 0;
4 i: y8 j( g" P0 e" I' u6 a9 V - -webkit-transition: opacity 0.5s ease;
/ P! R& _5 E3 a8 B" v& i1 } - transition: opacity 0.5s ease;: A! D& r1 S7 o& O2 b$ q
- width: 160px;) ]2 i" x. u; q( v& _1 Y
- }/ m8 }- r: d! B- y$ P
- .dropdown-menu a {# j1 n: e2 p0 i
- color: #fff;
/ d. f- e0 h3 m! \ - }
0 K R4 x9 J) C ?' h - .dropdown-menu-item {
% k. C/ H/ H0 b. l5 [' Y - cursor: pointer;) V! R4 v% X* B, P. z3 D5 o3 C" M5 N
- padding: 1em;
; T0 |1 z" U7 G3 E/ | - text-align: center;
6 N) L% a3 r7 L$ j. J - }
" H2 l" Q' F$ n7 ]) e+ {6 | - .dropdown-menu-item:hover {
3 {# O; X/ m; Q' M) D) u - background-color: #eb272d;
; m7 A- L2 O# e/ ] - }
复制代码 + Z! t9 Z% D' N7 i1 r* F( c" s
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( t$ _! |. B" a) j2 L
- <!-- Checkbox toggle -->; e# O5 k* _3 }9 ], ^" H
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 V7 _3 ]! z: R* v4 v% {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, ^7 h# w8 D5 a% x9 M4 V1 e- @
- <!-- Content to toggle from www.mfbuluo.com-->
( k; t4 t; s1 ^; c( W - <div role="toggle" class="toggle-content">& |& C0 a- N) L, }
- BA-NA-NA-NA!
! J( v6 k( {% n4 u0 O - </div>
7 N& v5 a: k# Q7 \* e @7 e - </div>
复制代码CSS代码内容如下: - .toggle {5 o. r2 F, \! @% @8 M! r% T
- margin: 0 auto;& q: P9 l& K( B/ K$ o5 S
- max-width: 400px;# O, r/ _, I$ O2 Q" ?
- }
) e# T2 l4 Q W! J& l - .toggle-label {0 n9 \0 ^2 s& Z$ r7 v* F
- font-size: 16px;4 S% S/ ?* B$ Q$ X
- background: #fff;2 I8 z' p, n- n0 g
- padding: 1em;
* R) V+ ]( O1 h4 w' R - cursor: pointer;
" j9 @, c, B& G, ^/ X" v - display: block;
$ @( \! w. ?+ O - margin: 0 auto 1em;
) `, P! Q8 \- j) Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ h, g1 w; d( l! b - border-radius: 4px;
; T) p5 [( |1 u8 I4 R8 M - }
! z& O- Y! H$ T2 z7 ]4 |- d) L% s; C - .toggle-label:after {! l7 b/ D7 ^1 a7 p
- color: #ED3E44;) o' ]5 ^/ W8 i% J
- content: "+";5 c( U8 Q6 V% W
- float: right;* {' b, ?6 @- L# A5 I/ m, x
- font-weight: bold;
# H1 b1 E: Q' f+ z - }
7 P) o) v; t g3 m' E - .toggle-content {$ G' K3 X+ x1 U# r- J0 A( H1 Z# o
- color: #B0B3C2;/ M6 S+ Z3 j! d* ?& D1 `
- font-family: monospace;- k0 s7 `; a# f. [/ J* L2 n T
- font-size: 16px;# p( X1 M+ a6 A2 O1 B- W
- margin-bottom: 1.5em;
I8 }* n7 I t! B% P" N - padding: 1em;) f- A' z! I. o. b: M
- }; T4 Z, G1 U9 J4 o! W* i
- .toggle-input {
9 c* b$ i6 {8 w1 q. A - display: none;
8 d# o* J3 h! W - }
0 {' e- Y \& x* x* B* a. N+ d$ J - .toggle-input:not(checked) ~ .toggle-content {
1 }' l; ^, k6 G7 B3 q( h - display: none;
! c, x. p: L7 M0 y9 W5 s - }
8 \- y4 y8 y3 h% c - .toggle-input:checked ~ .toggle-content {
3 r7 V7 }+ u0 m4 m5 R, J - display: block;; g& Y6 p k* ]1 x" \
- }; P# t0 b J# K4 ]
- .toggle-input:checked ~ .toggle-label:after {
}8 t/ h1 @( y K! L3 b - content: "-";
6 \" {8 Z4 _5 f' r/ X& m - }
复制代码 % O# O8 l5 ?$ Y& ?1 N/ K
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* @4 k. J- ~* p% q4 r0 q5 b' _$ N4 K* d
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