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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( C1 u4 t9 \7 p( v1 @, R; Q - Label for your tooltip4 o' \/ V3 ~& {8 u
- </span>
复制代码CSS代码: - .tooltip-toggle {) O- F& |9 k; w
- cursor: pointer;7 m o% e8 U0 G, F3 Z- s6 q
- position: relative;% X" V, o9 A& V# o3 t8 `
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- .tooltip-toggle svg {# X$ Q: V3 O3 p3 J) D1 ]& ~: z/ S
- height: 18px;, _. y/ g9 y. s9 c. {* @* \
- width: 18px;
6 k& U5 s- l1 n7 p6 h( ~2 j; @ |* i - padding-right: 0.5rem;7 S# J* X1 x }' t9 o) a
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- .tooltip-toggle::before {
' s" x; }1 K4 C6 x2 m4 i: h - position: absolute;
8 W* }9 J. g4 Y6 F( x0 N9 U( R; p - top: -80px;
0 Z. T) J) `( m - left: -80px;5 { {$ a8 B, K) p9 f
- background-color: #2B222A;" C* i Z3 d2 B
- border-radius: 5px;1 D- D+ m* f" \8 ?0 @
- color: #fff;3 P3 \& o" q7 ^
- content: attr(data-tooltip);
7 ]. v% }- W+ R# Y( N" ~ - padding: 1rem;
2 [4 S3 N8 S. C: X - text-transform: none;
: p% y, w- d; r1 \ - -webkit-transition: all 0.5s ease;
# Z5 D5 @4 I' S6 J" \: o - transition: all 0.5s ease;$ i! A7 l+ E, I3 |9 t1 V2 V
- width: 160px;
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- .tooltip-toggle::after {
6 D1 K$ X# T% Y" G - position: absolute;
3 X+ O5 O6 Q9 M- S - top: -12px; Z8 [1 |8 b0 e; Z4 K; r
- left: 9px;
# \0 s2 V1 \( a- [ L, g - border-left: 5px solid transparent;2 C3 X& }# t% J! Y
- border-right: 5px solid transparent;
, b5 y, {$ B3 D - border-top: 5px solid #2B222A;1 V+ X& f" w+ `: d" y
- content: " ";/ ]1 l8 E) y1 K1 q: j ]
- font-size: 0;7 t4 W- k, S3 ?7 `
- line-height: 0;
6 M0 I& {; T) k" u3 ] - margin-left: -5px;- U9 Q, M7 Y) l& i
- width: 0;0 I# ~* x6 p" @; A8 V* m
- }; `4 ~3 I; s* G" G
- .tooltip-toggle::before, .tooltip-toggle::after {( V2 c/ w% c! L9 c3 H
- color: #efefef;' U# y6 c* s0 n) P6 v/ L" \" w
- font-family: monospace; O* v! _: q0 j' {; J% w8 P# X
- font-size: 16px;
: n4 g* M. {' o. t% ^ - opacity: 0;
, L- r4 r/ b5 k - pointer-events: none;( @- s# b5 p% A1 k
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { L- V4 y# i1 e9 K4 P5 _- }
- opacity: 1;) p p" p' m% l4 X& i2 }7 X
- -webkit-transition: all 0.75s ease;
! u; _' U. u0 U& ~0 U4 x - transition: all 0.75s ease;& f) a$ Q+ o" ~3 l$ i' L: L
- }
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">
; O" q6 M) b5 r, q+ a - <ul class="nav-items">8 _& M& p$ P; B) Q. W
- <!-- Navigation -->
# O' v j7 f. i - <li class="nav-item"><a href="#">Home</a></li>
& v0 h4 t$ z% s: Q. P# U0 M - <li class="nav-item"><a href="#">About</a></li>& K( y6 r$ s* b+ \
- <li class="nav-item"><a href="#">Contact</a></li>( D$ a# y* @5 ?- ^, ~' \
- <!-- Dropdown menu --># o, M) h2 Y$ p2 f9 E5 e& \
- <li class="nav-item nav-item-dropdown">
: y7 T3 X1 X, h0 l2 Q" @8 K - <a class="dropdown-trigger" href="#">Settings</a>
/ b0 [6 w# V0 ~$ F - <ul class="dropdown-menu">) {1 G& m. W" ]8 \
- <li class="dropdown-menu-item">
5 Y/ P) H, G2 w- R2 F - <a href="#">Dropdown Item 1</a>, @' z3 A; c8 s( ~# a$ a
- </li>2 b2 Y0 g- X3 p" e1 Q9 d' T
- <li class="dropdown-menu-item">0 P, @, E. E- i f; q8 S
- <a href="#">Dropdown Item 2</a>: S4 x. w# l0 T
- </li>
6 ^1 S3 ~# P! v# n" T, Z5 z - <li class="dropdown-menu-item"> U7 E1 ?- T, w, I/ I8 X+ V
- <a href="#">Dropdown Item 3</a>/ Q% G+ W: A) z+ \- q, p
- </li>
. g6 q3 p3 q; j& I6 b9 P - </ul>) }+ z G" h6 f0 i; F9 }( L. a
- </li>4 ? e. n8 X M! o
- </ul>) S; j1 `; H7 y5 b2 g& L
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ w. ` `/ Q8 v - background-color: #fff;
" P! F% N" _% S - border-radius: 4px;
' g c4 a6 I. |' [0 ?: \9 p! z# E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 e+ X, Z4 A; @7 L# t' Q7 ^: x - padding: 1em;
5 J T' T% I; @ - border: 1px solid #eee;
; U: x6 r6 t9 o: H2 e - display: block;" \7 e3 t! e& [* I' u! @
- max-width: 400px;( S& H& ^% {: _- ^
- margin: 0 auto;% R; \6 i6 y! b- f: @% D7 z8 w
- text-align: center;3 J$ U2 B& l9 H6 c: G) R8 H5 u( |
- }
8 v3 j/ F5 b) X2 a - ul,
% h- p3 _4 D4 T - li {8 R3 p6 q, w' p# |$ o$ L, p3 ? e
- list-style: none;
) c) l2 h5 i1 x0 p6 V* D - -webkit-padding-start: 0;
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- a {
! u8 `4 l. J) H6 T - text-decoration: none;5 V- z5 h: b# I( X2 I
- color: #ED3E44;
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' K7 g/ f: [3 m3 r - .nav-item {; e( H7 |9 K; ^1 f& y( O
- padding: 1em;( {# ~; q) e5 m+ N( n6 l
- display: inline;- M8 |9 V# Z3 F. y, W- I
- }3 K$ O4 _$ M- H$ Q: T
- .nav-item-dropdown {
) M2 I O: ]! B9 d0 w& }0 r - position: relative;+ I8 W+ S' B, w, n
- }
3 x+ Z" M. n( b1 g - .nav-item-dropdown:hover > .dropdown-menu {
8 W0 d3 ^& m: x, A - display: block;
1 x# ?; T6 i0 t! c7 N, d/ u - opacity: 1;& _7 _* b& D$ L- H: c) |* K
- } i ^4 ~8 q, X" n V
- .dropdown-trigger {% e9 P0 p; b" B9 [* v* B
- position: relative;
& U- s, a) ]: B7 x5 | - }
: J0 C! N# {4 D! R L - .dropdown-trigger:focus + .dropdown-menu {! X( p9 t1 q4 X0 O G7 g
- display: block;
8 q$ G) o# r2 y: @2 T - opacity: 1;
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, o) a! z# l! d& G3 i8 x - .dropdown-trigger::after {5 k6 e( S, ~6 x; U$ A
- content: "›";0 i$ q1 |% v; I5 W7 O1 Y
- position: absolute;
7 S& K. l, u& g! O2 d - color: #ED3E44;5 i# W" U# z/ \8 f' Z. ]
- font-size: 24px;" C0 I2 u, T! C7 T+ s. f& e# p: `
- font-weight: bold;; q) {# e9 {3 _: _ W$ @$ R, p
- -webkit-transform: rotate(90deg);4 D' t6 h$ b5 Z* g& V) ^. P
- transform: rotate(90deg);+ V% [5 |' W7 q" B/ N) C
- top: -5px;0 W' b z/ h2 U1 }1 K u
- right: -15px;/ |7 ^9 r6 F1 a- J
- }
# H1 X s% h9 C - .dropdown-menu {
# h7 Y& `8 j& E+ S - background-color: #ED3E44;
3 f4 u4 ^) E ^ - display: inline-block;
& I/ D5 w! c6 ~# L: O6 n/ P/ f - text-align: right;
/ A9 y' J5 o' W% s- g - position: absolute;
- X5 y N; D$ z1 ~% o - top: 2.5rem;
& Q: ]" Y s% L: e& }# S7 a - right: -10px;
+ G7 z d1 J; i0 O2 a9 O6 P- ? - display: none;& N3 n7 V. w/ @9 l% {1 Z
- opacity: 0;
; f# d5 B0 O* q' w& N - -webkit-transition: opacity 0.5s ease;( l8 ?; `3 x0 p+ ~/ i' Y4 Y8 o
- transition: opacity 0.5s ease;
$ l4 P6 r& g+ X1 @ m: ] n - width: 160px;
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- .dropdown-menu a {
, ?% u/ H K h* W$ z) i# [6 g - color: #fff;
7 J0 c) f" g6 N+ `: R - }. @/ b' `, p3 S( w
- .dropdown-menu-item {
8 K( v8 W4 m3 y$ y# m. } - cursor: pointer;
, A9 z" M. E" [" L - padding: 1em;
( n5 N* Q* ]8 q- O- N - text-align: center;. k$ A' z2 y$ O1 L& Q
- }
3 E% Y& _1 J/ F% b - .dropdown-menu-item:hover {; _+ i& a3 W7 h# w G) }- L
- background-color: #eb272d;
7 M3 N. `* W+ T! J+ U) m# q - }
复制代码
$ s0 n T* q& w' L" C* x- [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# R. @1 |7 w2 o. L# R( @ - <!-- Checkbox toggle -->! I. {6 A) U( u2 |- _; E# O
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 `; p1 E! G" f7 m9 c# {* I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 K. A' Y6 W( x& H; Z4 z1 a - <!-- Content to toggle from www.mfbuluo.com-->
6 k( q% G( N; }1 y w - <div role="toggle" class="toggle-content">
* ~$ z; X, k, S+ l3 ` - BA-NA-NA-NA!( o2 b$ j* o& r2 b: Q# p; S
- </div>) Y g# A" Y+ Y7 r5 X% U" P; S0 I& a
- </div>
复制代码CSS代码内容如下: - .toggle { ~* B. I1 a: n8 r9 ~( v: X# u' d
- margin: 0 auto;! I. F2 K3 B4 N" c; g. A3 _; s" ^. P! C
- max-width: 400px;
- C8 _0 Z; l" j( U' | ?0 R - }
2 W6 K) y* |9 o$ P - .toggle-label {) ?1 _* L, N. X5 M5 ]# ^9 D c& H
- font-size: 16px;
: [# I1 `1 m1 a( v: G - background: #fff;/ f5 R4 A0 y: ^: \8 S
- padding: 1em;( A8 Z$ u# ?& h. V3 k
- cursor: pointer;
1 x% a+ [- r% H3 ? - display: block;
& j+ c S) |- Q! o - margin: 0 auto 1em;/ D- V) |! q& a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) j- A! }7 D$ J - border-radius: 4px;2 m' ~3 D) U- ^% M* b
- }0 v; h) i8 c& @7 j {( X
- .toggle-label:after {1 }; A8 B2 z, p
- color: #ED3E44;
|" m- k0 l5 X/ [& h$ F8 O - content: "+";
4 {$ i; b/ W; b L' h7 Q# M - float: right;
4 n8 g5 |. o9 p4 S5 a) O$ J - font-weight: bold;
) t4 D A9 Y2 C/ b" _ - }
- k. d* `, C+ F5 E& G9 I5 m - .toggle-content {# K- [. h1 ?! m% C0 W
- color: #B0B3C2;
& C/ ?; f1 ?5 [ - font-family: monospace;- g2 {0 P* R" E% }: ?
- font-size: 16px;
4 y9 U, {7 [- m! i. `$ Z - margin-bottom: 1.5em;5 _/ e* s) P' A
- padding: 1em;
a( G) F7 l1 {1 x% N2 z( l - }9 g' i. M0 f6 e0 u" j3 I( s5 d- a5 u% {
- .toggle-input {
& V; V8 Z: g8 N% \$ X - display: none;# E) C% C% Z& J& |6 d
- }' D6 V7 N8 y5 R% O4 A4 ^, `8 y
- .toggle-input:not(checked) ~ .toggle-content {3 r' x; y0 T' s& S- \" Q8 k4 a
- display: none;
, S& e, ~$ Q' D6 c8 e% u - }
0 a% z: d3 t, O- K" b( Q7 b - .toggle-input:checked ~ .toggle-content {
: D" z+ _- f' v, ^: p' r, i - display: block;9 @, }6 F. K8 G7 I3 \$ l+ A, N
- }% G' Y) H! o- ?2 Q. G2 {
- .toggle-input:checked ~ .toggle-label:after {5 b) `& J g* w# G% x% w0 `! E
- content: "-";$ j% w7 T+ W' _% U. F+ I. k) @
- }
复制代码 ' X3 Q, o% K6 }7 G. g) v( |
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