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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!">3 s: e* R8 M7 u% ]# |( |5 ^2 u2 J
- Label for your tooltip
5 p) N, Z9 Q: h4 g5 I3 p$ W3 @ - </span>
复制代码CSS代码: - .tooltip-toggle {- X3 `) e2 o* W5 |
- cursor: pointer;) z+ V( T, y5 }; k9 P
- position: relative;
- {* x. W8 W* }8 R - }
# H7 w. M @6 ]! r/ r, r$ k% S' r - .tooltip-toggle svg {5 Y! e6 v, c b0 u. r6 O9 n
- height: 18px;
x2 S( U9 V0 v' H6 b7 K - width: 18px;, P0 D& G$ J- m3 ]1 n
- padding-right: 0.5rem;
5 r7 J+ J( F9 Y& D) d! j! M: h/ b9 D - }
3 l0 J+ c) u" J! A) s7 ^1 j - .tooltip-toggle::before {
) {; N) i/ X& @" t# r - position: absolute;
6 Y& F9 ^6 _! i - top: -80px;
' m8 d& ~. \& j8 M5 Y - left: -80px;4 `2 z" z# m7 A4 Y7 |& m
- background-color: #2B222A;& I. v# V- C% ~
- border-radius: 5px;
* V+ n/ s& O' r" d9 @4 l - color: #fff;
+ j; ^, R! X, Y - content: attr(data-tooltip);
! c* l3 h+ F2 ~9 x! y; U - padding: 1rem;5 [) H6 Q6 p* C* H x
- text-transform: none;
0 P( }, A8 v( X- S, p' ]# } - -webkit-transition: all 0.5s ease;4 r# Q. g2 d& @# S
- transition: all 0.5s ease;; b1 K5 z" f9 c9 P
- width: 160px;
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, ]% X' x2 s. x! u# k - .tooltip-toggle::after {
: c# e3 q8 \) D7 z$ w$ X' h - position: absolute;
2 l2 _' w! A# { - top: -12px;
* P& p7 _/ v+ F4 X" u: x$ n - left: 9px;
3 v3 L: o+ {, T7 x2 G! V - border-left: 5px solid transparent;. t* T* n; Q) [' C$ T
- border-right: 5px solid transparent;% F' n% R/ h5 l' d( l1 g5 O
- border-top: 5px solid #2B222A;
4 u, ^% z- r4 D; {: r6 | - content: " ";" n+ Y: [! z( e& c% D4 y
- font-size: 0;
# B6 w. W0 r* U/ R+ i+ L - line-height: 0;
' i- i& {, T( d6 q* C - margin-left: -5px;
) x7 p1 L, P, H/ k! P1 v$ ^; J8 D - width: 0;
2 t/ T5 j% ]+ S7 a - }
+ z V/ |$ h& V( }) @. N7 x, |. X4 I, C - .tooltip-toggle::before, .tooltip-toggle::after {
( N2 y7 r$ _/ d) ]3 h - color: #efefef;8 m' j; N5 E1 X' T, K
- font-family: monospace;
9 H0 L' S5 q- [9 M - font-size: 16px;3 X. O0 C- n/ Y
- opacity: 0;
$ q; }2 o8 ?5 J J - pointer-events: none;
2 T* y0 R0 W' Z" e - text-align: center;
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( m4 j9 a1 X# |. ~" ?- N7 t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 V. h' V6 ?9 T - opacity: 1;- \6 z6 V- L1 @0 {
- -webkit-transition: all 0.75s ease;
" O8 `9 O+ q9 @2 R1 v' v. o - transition: all 0.75s ease;
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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">$ z+ ^4 _; Q. t% e2 p/ H+ B3 j) S
- <ul class="nav-items">8 c2 ~: X' r$ `" E
- <!-- Navigation -->
2 V+ q3 v: ]. o6 T3 z - <li class="nav-item"><a href="#">Home</a></li>
' e4 B0 ^' |6 n+ H$ d. I! z) N - <li class="nav-item"><a href="#">About</a></li>
; C* E D; F1 F4 Y! u- l/ ` - <li class="nav-item"><a href="#">Contact</a></li>! e* E& R( d- _5 y% L
- <!-- Dropdown menu -->
8 U# b* f+ }5 q f- O7 A - <li class="nav-item nav-item-dropdown">+ F5 V+ N* b" x% g+ Z, A
- <a class="dropdown-trigger" href="#">Settings</a>
8 c: P+ a. V1 r7 k9 [ - <ul class="dropdown-menu">: \& x0 v! S' H/ K3 z# M0 M
- <li class="dropdown-menu-item">: d% b* i" a7 V8 l! D5 A/ B
- <a href="#">Dropdown Item 1</a>' X" E/ K" U" I4 l' |
- </li>9 P! i2 L5 o( a; F- }
- <li class="dropdown-menu-item">, I* J1 o7 I5 `- ]( S
- <a href="#">Dropdown Item 2</a>' w0 O) C% _& ^& x& _! V
- </li>) ~7 J! {5 H8 ~( a
- <li class="dropdown-menu-item">9 A* l2 E& h! L8 T
- <a href="#">Dropdown Item 3</a>
8 m' {1 F8 k; C+ F+ X# |+ H - </li>+ V* _* V. @0 b" ^# |# [
- </ul>
/ y, n6 q% W2 Q ^7 U; l - </li>3 U6 K" X, j7 ^ [% x
- </ul>6 [$ X7 c9 b# W: Q& G& v8 J7 M
- </div>
复制代码对应的CSS代码如下: - .nav-container {! Z' w4 p3 [( O5 J/ e: E4 R# q
- background-color: #fff;
8 D7 f# y, f1 j( g; L- i$ e4 g - border-radius: 4px;
+ o/ Z) ]6 ~+ j' S9 N7 D! C1 } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ B/ v& f( u6 T7 ?8 ?
- padding: 1em;
+ w% B/ @6 o: h- A* M$ J6 H - border: 1px solid #eee;7 \6 @& i$ b" `* }+ l4 ?9 o+ ^
- display: block;
/ J6 Q N8 _. r* f& k3 U - max-width: 400px;) [, b% H# P! E2 d& m
- margin: 0 auto;" u0 Z9 U" i. c' D
- text-align: center;
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- ul,
' a6 a9 C/ @* K" L - li {
& y+ y9 n0 {6 _ ?( j - list-style: none;
! H1 d+ {- x% M0 X+ k" m' }4 \ - -webkit-padding-start: 0;- ]+ K, D. m& H+ n& K( i7 @
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- a {0 v+ O0 U. V; \2 l* e' W
- text-decoration: none;* H5 p: l6 x6 n2 K! w
- color: #ED3E44;
7 _# J ?* ?9 Y/ e* m - }
( A0 z7 G; c5 a. @, I4 W, [0 B- w - .nav-item {7 F$ x* w' I' x/ X0 ?: o j
- padding: 1em;$ Y2 ^! K) L' k- p/ \0 t& O6 ^7 J8 ^
- display: inline;5 B4 u Q+ ~* I
- }
- n* W, T [; g) C0 |5 o/ } - .nav-item-dropdown {& j' ~3 E2 a4 O6 V4 V* o
- position: relative;
. H' E. D" |/ u) L6 l5 v N - }
# O7 z+ ^9 M2 }3 x, u& \ h - .nav-item-dropdown:hover > .dropdown-menu {
9 h1 E! U+ o& |/ u# M - display: block;7 \4 V: d" e" T1 t; T" y
- opacity: 1;4 Q" V# q% r9 ~
- }$ A$ [& i) H2 F5 C
- .dropdown-trigger {/ e$ b$ a# m$ ^. `2 W
- position: relative;! V6 {& }( X. F8 u' N) x
- }
7 V! v/ I4 v+ q: }0 a i& C1 d - .dropdown-trigger:focus + .dropdown-menu {( V- K$ y2 z2 [' ~ _
- display: block;9 x* X5 B# h0 c( y; U% k
- opacity: 1;
% p8 v8 d3 C" V. w - }
' U& x& \! X1 h/ g! W! k. |6 A0 h - .dropdown-trigger::after {
! h# A; j. ]/ F' } - content: "›";
4 G! ]1 O9 N Z - position: absolute;+ X+ V0 e8 Z7 \0 A4 E
- color: #ED3E44;
! k1 h5 z& q/ o" [ - font-size: 24px;
; l8 U1 `% B7 z. \8 B- A' m - font-weight: bold;/ N" g' a/ t' E- }
- -webkit-transform: rotate(90deg);
' c2 r/ A) P: d3 J, K - transform: rotate(90deg);
6 h# g. [% u: Y; r' o - top: -5px;
y/ j# i% O4 [8 F7 K- k. w% F - right: -15px;
# J" \, B4 Y' _$ ^6 u6 H - }
9 @2 r7 T' l4 V+ n4 f6 x. h# M - .dropdown-menu {3 g2 |% h$ s' ] m8 W
- background-color: #ED3E44;2 W4 y! \% g' E% `- y4 I
- display: inline-block;
. k5 @& g9 I8 r9 q9 q7 H) z W - text-align: right;
4 D! i' ?# q' N* ^& H$ P - position: absolute;
7 q- S% q( O, f/ ^2 L - top: 2.5rem;
, s, b+ b" Q& M" k9 b - right: -10px;
$ \! f# \8 z4 c0 E7 l' F - display: none;
4 \, F/ q/ j! ?/ P- c" i - opacity: 0;% l" W. Z- ^( \3 Z9 O, a
- -webkit-transition: opacity 0.5s ease;0 S' F! |0 c8 D5 B' ~
- transition: opacity 0.5s ease;
: A' u8 h# |# w0 g9 j7 } i - width: 160px;
1 _0 C6 f5 @( x& L; `3 x - }
6 S- V5 H. C7 b0 v; a - .dropdown-menu a {
. G% E, [! h( z7 O0 { - color: #fff;/ ~6 } H# |* A, V, ]% e
- }
- b; M1 K$ F5 h% Q - .dropdown-menu-item {
( b# p2 s: d, W' W1 b& P; L - cursor: pointer;7 y A1 \7 L K2 q. n4 }2 T$ V
- padding: 1em;
) g; U! {7 l( I1 y+ W1 p6 J - text-align: center;+ a. I7 O+ F& E7 E. P
- }
* W" w. o8 [, l. ?% X; w3 o - .dropdown-menu-item:hover {. \: R: t: k. b$ p+ O$ Y
- background-color: #eb272d;
. i& C, m& I& w6 X v - }
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% j; e" z9 A; ^/ M- `& }$ b) d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ S3 y2 [ Y5 S& m- j3 o - <!-- Checkbox toggle -->
" h D& k" [2 k4 i, | - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 i% t# w3 P/ I8 a8 { - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' k8 B* N9 n7 ~* X2 o3 N) n - <!-- Content to toggle from www.mfbuluo.com-->
" s9 b5 h; Z: J. ~& J - <div role="toggle" class="toggle-content">
7 i o# h# @$ O% F1 H# }/ w3 ^ - BA-NA-NA-NA!4 [- k( ~2 O. V' L+ b2 O3 n
- </div>
6 r) i: R. z& u- G# L - </div>
复制代码CSS代码内容如下: - .toggle {1 E F, n4 x) ~ G
- margin: 0 auto;& S) y- m; `3 n- \
- max-width: 400px;
* }+ g; J2 K; @5 h0 x9 i) z - }5 j) K) M' D9 Y3 r2 D* [* j! y
- .toggle-label {5 Z4 e1 ] \% I
- font-size: 16px;
2 D+ n9 l" Z3 g7 w' S! Z: c - background: #fff;
! q: [# l D$ G, i! C9 D% { - padding: 1em;
! f: J: ^% q1 J* J1 I. r3 n - cursor: pointer;
/ |( M2 B( @: s - display: block;
! `# p* I% v$ o4 {5 ^' ~. e2 V- e - margin: 0 auto 1em;! }- j: ^6 F- M. V. B- a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 F6 j2 S+ D+ m& U' q0 j - border-radius: 4px;
0 g1 F6 o1 d: | - }. W+ F" g% P# E7 H r
- .toggle-label:after {
& j5 `0 b* e, ^: R: g - color: #ED3E44;
4 O y' q. F: n3 f; p$ Y- e, ?+ j - content: "+";2 p# |7 ^. s" p/ \. V; z0 [" _/ J
- float: right;% g7 W3 u, m! B7 V: }
- font-weight: bold;
5 E V6 j! ]1 J" R8 A$ Y4 m9 A0 j - }
! C3 Y( }8 n) ]% { - .toggle-content {; s5 o1 [" j! w
- color: #B0B3C2;) \1 ?& w: K `4 K# X$ `. h: x
- font-family: monospace;
* u( |, B( r$ O3 G: H, u4 d7 u - font-size: 16px;4 S, i1 V0 a5 \% m. f
- margin-bottom: 1.5em;
! t8 J) w2 x8 ]5 y" z Q - padding: 1em;
5 {* b+ g$ ^0 C( {0 o" M - }
3 [, E, Z; Q/ N% D5 ]* G. b - .toggle-input {
, o1 u7 W s' H# u$ F1 h) O - display: none;& v) r: |1 Z# D( V7 e4 W
- }5 F- X! H9 m% p% |& G
- .toggle-input:not(checked) ~ .toggle-content {; J/ G5 G+ ~& u; ?2 V. |# K
- display: none;
; n/ W6 b6 `( ~- I$ y* H7 W# a - }/ V' `( O7 S$ v' a$ T( I7 R- m
- .toggle-input:checked ~ .toggle-content {5 J+ s" E) s( ~, U% Q, v3 X
- display: block;) L. l, E1 P& N8 v& F
- }( E9 v6 P; Z4 F
- .toggle-input:checked ~ .toggle-label:after {% Q i5 L) K8 K8 {* Q
- content: "-";* E: g! ~9 [& g j4 X: t X% x. y+ b, T
- }
复制代码
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