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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; @4 A7 S! g- x! A) o - Label for your tooltip
" k# }0 x0 F) K. l- | - </span>
复制代码CSS代码: - .tooltip-toggle {8 ^, y* T* l+ E
- cursor: pointer;7 O( V0 |6 d8 D4 b) I, T: s
- position: relative;
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- .tooltip-toggle svg {$ m) m; n0 ^/ J$ p, t
- height: 18px;
7 s2 Z% I) \9 Q0 H - width: 18px;9 S; @0 M' W, J( ]
- padding-right: 0.5rem;0 E- l& T/ M t
- }
5 H! R h! r8 e1 H$ p# m# N Q - .tooltip-toggle::before {- s, A4 G" G& A" B4 r/ v0 u+ t
- position: absolute;
t" J& `$ }3 O" s3 j6 |5 b - top: -80px;
# U& ^7 Z/ e: `2 a - left: -80px; b8 X/ p+ e! d' s( e5 S0 K
- background-color: #2B222A;$ ~0 M. K# y8 o$ F0 z O
- border-radius: 5px;. a0 U$ R0 ` R2 Q4 b ~& T3 g
- color: #fff;
+ K" ^2 Q& P- r' L( X) j - content: attr(data-tooltip);
& J! w6 f' w: |4 F - padding: 1rem;; z' L/ t2 X6 x
- text-transform: none;
2 Y7 V5 O( @( K6 m - -webkit-transition: all 0.5s ease;% {4 j( y* y8 K) O
- transition: all 0.5s ease;
0 w& ~' q% d8 S+ r3 i - width: 160px;
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- .tooltip-toggle::after {- y( l8 W. {- H0 b. w3 w
- position: absolute;5 a+ Y2 w. H' @! k
- top: -12px;
3 x9 o1 ^* ~% ]9 _; y6 |& J! _ - left: 9px;
2 ~6 |1 q6 E, F: { - border-left: 5px solid transparent;
9 Q% x% r% X3 B \: F - border-right: 5px solid transparent;
$ N: ~2 e# h( g, ]: H2 Y - border-top: 5px solid #2B222A;
* A8 X( g H4 y9 D$ F! h/ |9 g - content: " ";9 {/ [, F5 U# E; E
- font-size: 0;
C* Y0 G: y+ ?9 }. h9 Q - line-height: 0;
0 f; X' U$ l) B3 o" p8 q - margin-left: -5px;+ Y- v) V) N' Z3 t! M) @
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {! W8 R& S" I0 B" T
- color: #efefef;6 S# d E$ I- }
- font-family: monospace;
5 z! D, q, I% G& Y& J3 [% z - font-size: 16px;# H5 Z: a0 g* D, V0 k8 I9 N
- opacity: 0;
7 I* O* Q L# [, }# r: |- }5 s& | - pointer-events: none;
% l1 I6 o" e8 X8 g+ N2 o# Z - text-align: center;( G6 e) M! x0 |( Z; I9 e/ N* S
- }
. Z. a" B# A6 y# d - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
_/ ^/ [+ U, @0 c! j5 ? - opacity: 1;4 q7 r* \1 \1 Z& _: {
- -webkit-transition: all 0.75s ease;$ V" h# I2 H( R" D
- transition: all 0.75s ease;# L* A% w: ], U: w: R/ Z: Z
- }
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">
0 }; t6 K9 _) l2 X - <ul class="nav-items">
9 l. Q6 e# v A6 A$ \. V - <!-- Navigation -->* I, ]. l4 e9 n. {# l- C' Q
- <li class="nav-item"><a href="#">Home</a></li>2 S6 D- s0 \8 }( S& z% q
- <li class="nav-item"><a href="#">About</a></li>4 F/ a! y; e/ Q8 [# d# k
- <li class="nav-item"><a href="#">Contact</a></li>
9 p% r8 B, e3 O - <!-- Dropdown menu -->
0 u! L' z h* y& l1 d- N - <li class="nav-item nav-item-dropdown">
5 |) k7 e$ v0 _; ~" Z' L7 b - <a class="dropdown-trigger" href="#">Settings</a>
' B; t( |! I3 E; T) t7 s - <ul class="dropdown-menu">
; I1 j1 v+ I& g, H- Z3 a- o- i - <li class="dropdown-menu-item">
0 p9 k/ n. k3 W* w) Y8 [ - <a href="#">Dropdown Item 1</a>
$ ^6 K9 P4 g% m$ J; _; j - </li># t/ j- }; \& l$ l0 k: c
- <li class="dropdown-menu-item"># p( J8 G6 x0 Y% i, \
- <a href="#">Dropdown Item 2</a>
* W3 H' s) f7 C' E# T+ n - </li>
1 ]8 D' S6 [ k% @6 J+ W - <li class="dropdown-menu-item">
) [' s4 r* P6 }8 ?8 {4 B( H - <a href="#">Dropdown Item 3</a>
( K+ z9 p" }' H3 J# f - </li>! t: P* k0 L- S# y7 a, P5 Y
- </ul>
T1 h9 ]: q0 Y5 b; R0 H - </li>! m5 t/ Y1 v9 Q
- </ul>" }( Q" F" w+ G; o1 R% S% M
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ J/ @0 C: T; x/ o/ A) z/ [
- background-color: #fff;
2 `" ?2 X2 u- G - border-radius: 4px;
; [) u: d6 I2 ?. \* B; G. X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# @3 z' Y7 ?! ~) Y' n8 Z0 K! }
- padding: 1em;
3 i @4 v- ~4 m0 ~ - border: 1px solid #eee;
3 P* f D8 E0 c. }) u6 Y3 ` - display: block;# A! h- D* F: m0 I$ A4 t5 w5 s$ k
- max-width: 400px;3 z- f" K! \0 {# U" K
- margin: 0 auto;+ c% f, E# m# Q( }+ ^* l! Z
- text-align: center;( |( p B/ q9 R/ Q0 U. x( }, x
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- ul,/ \: V- T& |* h
- li {, j g0 w8 P& r9 O1 N
- list-style: none;
, d; E: H- j9 h6 ]. m6 Z' m& O& Q - -webkit-padding-start: 0;5 R2 g5 A# ^# D
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- a {: {6 D2 j" k! g" s) U
- text-decoration: none;: c' Q2 x+ M5 N& I7 U
- color: #ED3E44;
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& G a; _1 A- e( P; ~ - .nav-item {5 ?- \ y( [: t$ C
- padding: 1em;
- i& z) p; t) f - display: inline;
% {! c$ ?4 a# D" F- C4 P - }
9 j$ `5 T( g/ O - .nav-item-dropdown {
! F- U! p9 n4 [" O- ^1 ^ - position: relative;, ~/ g1 m9 L% t& @1 K- j! @! }
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- .nav-item-dropdown:hover > .dropdown-menu {. o$ B9 \& K0 \* T" b2 D6 D. \
- display: block;' B+ I) u6 t- k$ P
- opacity: 1;( R7 _- k' c% H4 M+ w3 `- |
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- .dropdown-trigger {
$ v) [: ~9 i$ [+ {0 } - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
\! B4 H# f: @, f p9 ? - display: block;
% S) [) w4 f; q2 a" W - opacity: 1;
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- .dropdown-trigger::after {, ^8 }6 _8 X+ V' p
- content: "›";
7 o" P8 [, q3 x" x5 `, | - position: absolute;% s0 f! |$ P' u- ^4 ]1 b6 {
- color: #ED3E44;- T9 `; Q6 E. a& E
- font-size: 24px;
+ T/ j9 W+ |3 x& M4 X - font-weight: bold;: t3 p E) {$ A" }
- -webkit-transform: rotate(90deg);2 g y4 t) r! F8 M: b
- transform: rotate(90deg);
: Z$ B1 z, C8 Y9 B5 S) _ - top: -5px;: _# a7 y1 H& \
- right: -15px;: v2 x& B: N5 w5 m
- }. D! ^5 a4 b3 b" ^, I
- .dropdown-menu {
& d8 g7 ?0 | W( I( I: ] _ - background-color: #ED3E44;
$ ]: h5 v4 A4 A: F - display: inline-block;
- d1 Z3 L( e7 i% ]7 v( D - text-align: right;
: C) k ?9 ~( {4 z - position: absolute;% `; D( Q3 a7 B! G7 o- m
- top: 2.5rem;
% F2 Y, d$ }9 t! K' F. F9 ] - right: -10px;
3 O& n' q% X5 P- x - display: none;
, g; p$ o" X1 m4 a! p - opacity: 0;- M" z- B+ m# b3 f7 H# Z
- -webkit-transition: opacity 0.5s ease;
5 A3 o' r! p+ ?$ n+ m - transition: opacity 0.5s ease;
/ l3 d, O7 p( j3 y+ V% e' ] - width: 160px;
# V5 C0 g' _2 e. @: J# H9 a2 H - }
5 ^% q# [1 G* K - .dropdown-menu a {* I ^0 i* v' |9 X+ R3 k, p% E
- color: #fff;
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- .dropdown-menu-item {
% B* S, C: H! i7 }# \- O - cursor: pointer;) Y) Y4 e7 V1 B, p5 g( d
- padding: 1em;
1 n2 ?/ }0 g' u- P3 B/ I - text-align: center;
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1 s( k- \! I* V8 Y/ H% F& N - .dropdown-menu-item:hover {9 t. @$ f7 [- q$ X8 F" t; E6 l
- background-color: #eb272d;+ h3 }8 U) t4 Y) t; s% X
- }
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/ V) W: x& q, V8 ?0 a可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: c- m! F: I0 z3 C3 o, E" S3 T - <!-- Checkbox toggle -->
5 G- z! L2 I+ D& T - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 [+ X0 H. O. l/ M+ z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
) k6 e' k- `" |" T - <!-- Content to toggle from www.mfbuluo.com-->- N3 c% [5 o& q+ y
- <div role="toggle" class="toggle-content">
" I% I! w5 t( j2 [$ M; ] - BA-NA-NA-NA!
% j, d2 v: U) O3 T9 U - </div>
3 h5 {6 s* V1 C' u. u) b4 F - </div>
复制代码CSS代码内容如下: - .toggle {
4 f; K9 w3 U7 ~. V" x - margin: 0 auto;
' J# {% G0 w" s4 G4 N, [ - max-width: 400px;
' w; g! \( s1 ?! T8 m# v4 g9 H - }
2 ]7 f! Y) T4 d7 k( i4 Y - .toggle-label {# p9 i+ U/ w% m! U
- font-size: 16px;( l. l$ Y1 i' k& X9 M, K
- background: #fff; r9 m8 G# X! X3 p! v5 l
- padding: 1em;
) `2 S# }% u6 M - cursor: pointer;3 ^7 g0 c" _3 c l& d
- display: block;) I7 o7 N, R' _# y1 y
- margin: 0 auto 1em;8 u) e' a3 B4 Q% d$ u4 a/ _+ n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 i8 q, z( t# t6 B/ S - border-radius: 4px;0 a- X x5 z' Z, p4 X, o
- }
8 s3 l1 `" W$ i- ^. n - .toggle-label:after {4 u6 F# [: K, T; v- y0 X
- color: #ED3E44;9 V% K$ ^# ]9 P- ]
- content: "+";) z$ m7 \: d0 x4 }
- float: right;
6 E# }) K! W4 ]& a! B7 C4 c5 B - font-weight: bold;
4 I0 U, b: d* S# O. S - }
( d4 O* T) A1 U% g% a7 y - .toggle-content {+ Z0 h! Q; \6 h
- color: #B0B3C2;
, ^7 S, p) p2 k# ~+ J! E0 s5 d/ U c - font-family: monospace;
0 K) ]* H3 B; y! I - font-size: 16px;; W5 I8 a3 ~0 P% A* D
- margin-bottom: 1.5em;
0 `6 s l5 |3 X' q) Z - padding: 1em;- K7 z- q5 F1 d! K* T- x! a
- }- d" s+ @+ ~% @' G. m
- .toggle-input {
8 s& V' j- o; m" ~$ P) p - display: none;
5 @* ^ x# A8 J9 X3 M* z - }: ?5 B0 H+ z& ^( A+ H, M3 `
- .toggle-input:not(checked) ~ .toggle-content {
5 d8 w) I) d! C: b - display: none;
5 I1 ]# O4 \' |" }# Q - }
3 Y c+ g8 J' l$ z; \+ m. r - .toggle-input:checked ~ .toggle-content {
, a* l3 U" n4 x7 C/ N7 S - display: block;8 P6 Z& X; L" ~+ t" R( h
- }
" w N4 _4 t* `% P8 E0 M - .toggle-input:checked ~ .toggle-label:after {
8 b' R6 s: I7 u9 | L - content: "-";
( A) \) F4 f. u - }
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0 O+ P( L. m; K- {$ B5 a) I
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